MX-500 to MX-999 Listing
Copyright © 2004-2005 George Cully & Andreas Parsch
[MX-1 ... MX-499] [MX-500 ... MX-999] [MX-1000 ... MX-1499] [MX-1500 ... MX-1999] [MX-2000 ... MX-2276]
| Designation | Contractor | Description |
| MX-500 | - | U.S. Navy self-evaluating gun camera installation |
| MX-501 | - | Glide bomb trajectory computing and recording trainer |
| MX-502 | - | Developing fog dispersal installation in San Juaquin Valley; see also MX-1093 |
| MX-503 | - | Eagle airfoil project (AN/APQ-7); see also MX-310 |
| MX-504 | - | Ground controlled interception radar trainer |
| MX-505 | Gloster | Jet fighter (British F.9/40 Meteor) |
| MX-506 | - | Artillery fragmentation tests against aircraft |
| MX-507 | - | Fuel tank fire suppression & prevention |
| MX-508 | - | Aircraft wing fire extinguisher |
| MX-509 | - | C.D.A. (Communication [telephone cable?] Destroying Aircraft) (??) |
| MX-510 | - | Synchronizer system for electrically primed ammunition |
| MX-511 | Bell | Turbojet-powered fighter (XP-83) |
| MX-512 | - | Fuel tests (xylindine) on grade 104/150 aviation gasoline |
| MX-513 | - | K-4GS, ARO hookup (aircraft radio rangefinder); see also MX-270 |
| MX-514 | Boeing / Pratt & Whitney | Heavy bomber (XB-44) |
| MX-515 | - | Tests on two Spitfire IX aircraft modified to increase fuel load |
| MX-516 | - | Fire control equipment for XB-42 |
| MX-517 | - | Developing & service testing of radar equipment (Type C-1 & C-2 variable gunsight head) |
| MX-518 | - | Radar reflecting tow target |
| MX-519 | - | Four-gun caliber .50 stabilized nose/tail turret for B-32 |
| MX-520 | - | Aircraft gun-laying radar for B-32 (incorporating AN/APG-16 equipment) |
| MX-521 | National Defense Research Committee | Electrical remote gun firing computer |
| MX-522 | - | Refueling fighter aircraft in flight (including trials with a P-38) |
| MX-523 | - | H2X film trainer |
| MX-524 | Bell | Rocket-powered transonic research aircraft; replaced by MX-653 |
| MX-525 | - | Increased alternate armament for P-63 |
| MX-526 | - | Ranger XV-770-9 engine installation in AT-6D |
| MX-527 | JPL | Ramjet research project (including study & development of XRJ-37-MN-1 athodyds) - MX-527-A: Ramjet combustion research; Caltech - MX-527-B: Ramjet combustion chamber investigation; Experiment Inc. - MX-527-C: Study of pump applications for rockets and ramjets - MX-527-D: Investigation of design parameters for altitude free jet test sections; North American Aviation - MX-527-E: Ramjet and pulsejet analyses and evaluations - MX-527-F: Investigation of special fuels for ramjets; Wright - MX-527-G: Jet rotor propulsion for helicopters |
| MX-528 | - | Monocular gun sight for night use in P-61 |
| MX-529 | - | Internal torpedo installation in A-26B |
| MX-530 | - | Increasing visibility over nose of fighter aircraft by television |
| MX-531 | - | Stream filament compressor |
| MX-532 | - | Automatic flight and landing equipment |
| MX-533 | - | Study for feasibility of .60 caliber guns in P-51H |
| MX-534 | - | Shielding of aircraft against infra-red detection |
| MX-535 | - | Laying of telephone wire by air projects |
| MX-536 | - | Remote control flight testing (reported aircraft used include Bell YP-59A and Grumman F7F) |
| MX-537 | - | Water recovery for B-29 |
| MX-538 | - | Roller conveyer system in C-47 |
| MX-539 | - | Azon mock-up gyro trainer |
| MX-540 | - | Study: Bombing equipment for jet-propelled bombers |
| MX-541 | - | Conversion of war-weary bombers to guided missiles (XBQ-7, XBQ-8) |
| MX-542 | - | Tests using vanes to pre-rotate airplane wheels |
| MX-543 | Northrop | Flying-wing cruise missile (JB-1 and JB-10) |
| MX-544 | - | Jet-propelled flying bomb (JB-2 "Buzz Bomb") |
| MX-545 | - | "Tiny Tim" rocket launcher kit for A-20 |
| MX-546 | - | Gravity testing device |
| MX-547 | - | Testing of an NDRC - Bowen gun sight |
| MX-548 | - | Two-stage aerial pick-up system |
| MX-549 | Curtiss-Wright | Installation of two P&W R-2800-22W engines on cargo airplane (XC-46B) |
| MX-550 | - | Odograph units for ferret airplanes |
| MX-551 | - | Air conditioning equipment for aircraft with unconventional engines |
| MX-552 | - | Pulsejet Engines; jet propulsion powerplant in controlled missiles |
| MX-553 | North American | Jet-powered medium bomber (XB-45) |
| MX-554 | - | Caliber .30 frangible projectile gun installation |
| MX-555 | General Electric | Two gyro lead computing gun sight |
| MX-556 | - | Automatic gunlaying system for B-29 (AN/APG-15) |
| MX-557 | Culver | Target airp1ane (XPQ-15) |
| MX-558 | Kellet | Utility cargo helicopter (XR-10) |
| MX-559 | Campbell | Project "Javaman"; development and test of radio control equipment in A-2, A-3, A-5 target boats |
| MX-560 | - | Sperry turret stabilization units for a four-gun, caliber .60 nose turret; (Project "Mallet"?) |
| MX-561 | - | Cable landing and launching system for liaison airplanes |
| MX-562 | Northrop | Turboprop engine (XT37-3 Turbodyne) - MX-562-A: XT37 engine evaluation and test; General Electric |
| MX-563 | Northrop | Fighter (XP-61E) |
| MX-564 | - | Removable camera compartment in B-29 (to fabricate three aerial camera compartments) |
| MX-565 | Allison | Piston engine (V-1710-127) |
| MX-566 | - | Rocket firing gun sight |
| MX-567 | - | Increased turret speeds and gun sights deflection study |
| MX-568 | - | NOSMO (Norden Optical Sighting Mechanized Operation) |
| MX-569 | - | Target course and speed vector gun sight |
| MX-570 | Hughes | Subsonic air-to-air missile (JB-3 Tiamat); replaced by MX-798 |
| MX-571 | Management and Research Inc. | Model H-71D airplane (Huff tailless aircraft); see also MX-151 and MX-416 |
| MX-572 | Boeing | Photographic reconnaissance airplane (F-13) |
| MX-573 | Consolidated-Vultee | Liaison airplane (XL-13) |
| MX-574 | Fairchild | Turret stabilization units |
| MX-575 | Hughes | Photographic reconnaissance airplane (XF-11) |
| MX-576 | - | Vulture (incorporation of AN/APG-13B equipment) |
| MX-577 | - | Fuel system accessories for jet propulsion aircraft |
| MX-578 | Republic | Turbojet-powered fighter (XP-84 Thunderjet) |
| MX-579 | - | Single rate bombsight computer ("Peanut" dive bomb) |
| MX-580 | Wright | Gas turbine engine (XT35-W-1) |
| MX-581 | - | Test of Wright R-3350 BC engine in B-29 |
| MX-582 | Curtiss | Turbojet-powered attack aircraft (XA-43); later superseded by MX-745 twin-jet night fighter (XP-87 Blackhawk) |
| MX-583 | Consolidated-Vultee | Turbojet-powered medium bomber (XB-46) |
| MX-584 | Boeing | Jet-powered medium bomber (B-47 Stratojet) - MX-584-A: Design study of alternate engine for B-47C |
| MX-585 | Briggs | Two gun, caliber .50, upper ball-type turret for A-32 |
| MX-586 | - | Improved lead scavengers for aircraft fuel |
| MX-587 | - | Test of fuels in flame tubes of jet-propelled engines |
| MX-588 | Ohio State Univ. | Higher heating value fuels |
| MX-589 | - | Turrets incorporating K-15 gunsights and radar |
| MX-590 | - | Guided vertical bomb (VB-2 Azon) |
| MX-591 | - | Guided vertical bomb (VB-3 Razon) |
| MX-592 | - | Guided vertical bomb (VB-4 Razon) |
| MX-593 | - | Controllable Bomb Spazon ("Spinning Azon") |
| MX-594 | - | JB-2 pick-a-back installation |
| MX-595 | - | Unguided(?) air-to-surface rocket (JB-5) |
| MX-596 | - | P-80A towed by B-29 ("Project Durante"?) |
| MX-597 | - | Armament provisions for jet-propelled bombers |
| MX-598 | Martin | Turbojet-powered medium bomber (XB-48) |
| MX-599 | Martin | Two gun, caliber .50 upper and lower streamlined turrets |
| MX-600 | - | Guided(?) rocket-powered air-to-surface missile (JB-6) |
| MX-601 | Douglas | Radio/television-controlled target seeking high-angle bomb (VB-10) |
| MX-602 | Douglas | Radar-controlled target seeking high-angle bomb (VB-9) |
| MX-603 | Douglas | Light-sensitive target seeking high-angle bomb (VB-12) |
| MX-604 | Douglas | Heat-sensitive target seeking high-angle bomb (VB-11) |
| MX-605 | - | Turbojet-powered surface-to-surface cruise missile (JB-7) |
| MX-606 | Boeing | Surface-to-air missile (JB-8 / XSAM-A-1 GAPA); replaced by MX-1599 |
| MX-607 | - | Pulsejet-powered air- or gound-launched TV-controlled medium-range cruise missile (JB-4) |
| MX-608 | Giannini | Jet-driven propeller |
| MX-609 | - | Study: Caliber .60 gun turrets |
| MX-610 | - | Study: Adaptation and tests of light-sensitive target seeking devices |
| MX-611 | Aeronca | Glide-bomb with light-contrast seeker (GB-5) |
| MX-612 | - | Guided bomb with heat seeker (GB-6) |
| MX-613 | Aeronca | Semi-active radar guided glide-bomb (GB-7) |
| MX-614 | Aeronca | Chemical attack glide-bomb (GB-11) |
| MX-615 | Aeronca | Glide-bomb with light-contrast seeker (GB-12) |
| MX-616 | Aeronca | Active radar guided glide-bomb (GB-14) |
| MX-617 | - | Electronic torque meter for Allison engine |
| MX-618 | - | TV-controlled glide-bomb (GB-4) |
| MX-619 | Aeronca/Fairchild | Guided glide-bomb with flare seeker (GB-13) |
| MX-620 | - | Light-sensitive target seeker (Type B-1) |
| MX-621 | - | Light-sensitive target seeker (Type B-2) |
| MX-622 | - | Light-sensitive target seeker (Type B-3) |
| MX-623 | Offner | Heat-sensitive target seeker (Type A-1) |
| MX-624 | - | Heat-sensitive target seeker (Type A-2) |
| MX-625 | - | Heat-sensitive mapper (Far Infra-red Search Device) (Type A-1) |
| MX-626 | - | Jet-propelled short-range surface-to-surface guided missile |
| MX-627 | - | British "Tall Boy" bomb (12,000 lb. general-purpose bomb) installation; see also MX-634 |
| MX-628 | - | Development and studies: jet-propelled medium bomber |
| MX-629 | Douglas | Cargo airplane (XC-116) |
| MX-630 | Packard | Expendable turbojet engine for guided missile (XJ41) |
| MX-631 | Packard | Ducted fan turbojet engine study (XJ49-V-1) |
| MX-632 | - | Turbine wheels for I-40 jet engine |
| MX-633 | Curtiss | Cargo airplane (XC-113) |
| MX-634 | - | Electric bomb rack for 12,500 lb. load; see also MX-627 |
| MX-635 | - | Mk-19 magnetic synchronous radar bombing computer |
| MX-636 | - | NOJO synchronous bombing computer for use with SCR-717B radar |
| MX-637 | - | Bore cooling of caliber .50 BAM guns |
| MX-638 | - | Electric bomb rack for 25,000 lb. S.A.P. bomb load |
| MX-639 | - | Development of low-cost transport aircraft |
| MX-640 | Dow Chemical | Four-stage compressor |
| MX-641 | - | Celestial navigation trainer radar installation |
| MX-642 | - | Method of launching pilotless aircraft by means of powder rockets |
| MX-643 | - | Assault wire laying equipment for Stinson L-5 |
| MX-644 | - | Steam generating unit for V-1 launching cannon |
| MX-645 | Aeronca | Radio-controlled glide-bomb (GB-8) |
| MX-646 | - | Heat-sensitive target seeker (Type A-3) |
| MX-647 | - | "Albert" Project (installation of very large bombs in AAF airplanes) |
| MX-648 | - | I-20 turbojet development (J39) |
| MX-649 | - | Fixed pilot transition trainer for P-80 |
| MX-650 | - | Proximity rocket fuses |
| MX-651 | Frederic Flader | Gas turbine (XT33-FF-1) |
| MX-652 | - | Hoisting equipment for 44,000 lb. G.P. bomb load |
| MX-653 | Bell | Transonic research aircraft (XS-1 / X-1); continuation of MX-524 |
| MX-654 | - | Starter-generator for jet engines |
| MX-655 | - | Supersonic airplane |
| MX-656 | Douglas | Supersonic research aircraft (XS-3 / X-3 Stiletto) |
| MX-657 | - | Fairchild stabilized, Maxson drive Martin turret |
| MX-658 | - | Automatic gun-laying equipment for P-61 and P-38 |
| MX-659 | - | Lockheed P-80 training devices |
| MX-660 | - | Flywheel catapult for launching jet-propelled pilotless aircraft |
| MX-661 | Northrop | Long-range heavy bomber (YB-49) |
| MX-662 | - | Equipment and techniques for marking targets and zones for dropping paratroops or materials at night |
| MX-663 | Farrand | Investigation of optical bombsight periscope for jet bombers |
| MX-664 | - | Lubricants for gas turbine engines |
| MX-665 | - | ATO (Assisted Take-Off) system utilizing energy from a ground-based power source |
| MX-666 | - | Norden bombsight in P-38L |
| MX-667 | McDonnell | Parasite fighter (XP-85 / XF-85 Goblin); see also MX-472 |
| MX-668 | - | March Project |
| MX-669 | - | Electric bomb racks, 50,000 lbs. |
| MX-670 | - | Study: Heat-sensitive target seeker (Type A-4) |
| MX-671 | - | Fire control system for B-45 (Type A-1) |
| MX-672 | - | Camera and sound recorder installation in ground-controlled approach trainer |
| MX-673 | North American | Interim day fighter (XP-86 / XF-86 Sabre) |
| MX-674 | Bell | 12,000 lb. controllable bomb (VB-13 / YASM-A-1 / YASM-A-1A Tarzon);
see also MX-1624, MX-2041 - MX-674-A: Radio receiver (AN/ARW-62); Motorola - MX-674-B: ASM-A-1A |
| MX-675 | - | Formation assembly marker for B-29 |
| MX-676 | - | Remote controlled turrets on B-17 |
| MX-677 | - | Design of 22,000 lb. controllable bomb |
| MX-678 | - | Heat-sensitive target seeker (Type A-5) |
| MX-679 | - | Blind strafing with AN/APQ-5 |
| MX-680 | - | Radar trainer and briefer optical television |
| MX-681 | - | Large bombs in B-32 |
| MX-682 | - | External wing bomb racks for B-29 |
| MX-683 | - | A-26 armament system in B-25 for training |
| MX-684 | - | NOSLAB (Interconnection mechanism for the hook-up of AN/APQ-(?) and a Norden bombsight) |
| MX-685 | Douglas | Jet bomber (XB-43) |
| MX-686 | Bendix | 400 cycle A.C. Thyratron drive for General Electric fire control system |
| MX-687 | - | Development of fire control system for XB-45 |
| MX-688 | Northrop | Mock-up study of P-61B weather reconnaissance airplane |
| MX-689 | - | Turbine-driven 50-kW aircraft accessory powerplant |
| MX-690 | - | Preliminary design studies for pilotless aircraft |
| MX-691 | - | F & G bomb release |
| MX-692 | - | GPI computer for bombing and navigation purposes and radar tie-in |
| MX-693 | - | Gun sight range control |
| MX-694 | - | Bomb computer (AN/APQ-23) |
| MX-695 | - | Radio control dive tests with YP-80A |
| MX-696 | - | Light-weight GPI computer |
| MX-697 | - | Portable electric bomb hoist for 12,000 lbs. bombs |
| MX-698 | - | Experimental M-Series bombsight |
| MX-699 | - | Automatic parachute opening device |
| MX-700 | - | Study: Rate of free fall of man to determine the influence of weight and surface area variation |
| MX-701 | - | Central station fire control equipment |
| MX-702 | Wright | Ramjet engines (XRJ47-W); see also MX-1590 - MX-702-A: Development, fabrication and flight testing of XRJ47-W advanced components (XRJ47-W-1 and XRJ47-W-3) - MX-702-B: Design, development, fabrication and flight testing of the XRJ47-W-5 on MX-770 (XB-64 Navaho) - MX-702-C: Development, fabrication and flight testing of the XRJ47-W self-accelerating ramjets - MX-702-D: Construction of ramjet facilities at Wright Aeronautical Div. - MX-702-E: Power controls for XRJ47-W-1, -3 & -5 |
| MX-703 | - | Wing tip turret fire control system |
| MX-704 | - | Aircraft modified to carry VB bombs |
| MX-705 | - | Control system, VB ground observation |
| MX-706 | - | Foreign aircraft armament evaluation |
| MX-707 | - | Azon and Razon missile bombing trainer |
| MX-708 | - | Swept-back wing aircraft |
| MX-709 | - | Visual control of war-weary aircraft ("Hermit" B-17) |
| MX-710 | - | Visual control of vertical bombs |
| MX-711 | - | Use of glide bombs as close support weapons |
| MX-712 | - | High cyclic .50 caliber gun ammunition booster |
| MX-713 | - | Use of war-weary fighters as pilotless guided missiles |
| MX-714 | - | Rocket-propelled bombs |
| MX-715 | - | Nosmeagle Phase II |
| MX-716 | Consolidated-Vultee | High-altitude forward-swept-wing attack aircraft (XA-44 / XB-53); see also MX-423 |
| MX-717 | - | Radar/TV guided controllable glide Bomb (GB-15) |
| MX-718 | - | Ground control operator's guided missile sight |
| MX-719 | - | Bomb control equipment, 80,000 lbs. |
| MX-720 | - | Cooling of gas turbine blades |
| MX-721 | Radioplanes | Aerial target drone (OQ-19) |
| MX-722 | Radioplanes | Non man-carrying radar-controlled (WGR) target airplane (OQ-6A) |
| MX-723 | - | Heat-sensitive targer seeker |
| MX-724 | - | Straight line trajectory missile control systems |
| MX-725 | - | Control system for pitch-stabilized glide bomb |
| MX-726 | - | Carrying bombs internally in containers |
| MX-727 | - | Investigation of radar computing technique |
| MX-728 | - | Capacities of AF aircraft to carry VB-1, VB-3 and VB-6 bombs |
| MX-729 | - | Remote flight data recorder for pilotless aircraft |
| MX-730 | - | Control system for VB-3 "Sprazon" |
| MX-731 | - | Investigation of fungicide |
| MX-732 | - | Electronic position finding equipment |
| MX-733 | Wellis | level indicating device |
| MX-734 | - | Adaptation of twelve 16mm motion picture cameras to radar recording for XXI Bomber Command |
| MX-735 | - | Adaptation of Bolex 16mm Model H-16 cameras to AN/APQ-13 and AN/APQ-23 radar scopes |
| MX-736 | - | Very large, deep penetrating vertically controlled missiles |
| MX-737 | - | Close support bombing computer for use with radar |
| MX-738 | - | Handbook of instructions for airplane designers |
| MX-739 | - | Specification on X-1803 and X-1803-A stress analysis criteria |
| MX-740 | - | Model designation of army aircraft |
| MX-741 | - | Model designation of army aircraft engines |
| MX-742 | - | Status of equipment book |
| MX-743 | Bell | Supersonic research aircraft (XS-2 / X-2) |
| MX-744 | Hillyer Engineering | Celestial seeker, reference control |
| MX-745 | Curtiss-Wright | All-weather jet fighter (XP-87 / XF-87 Blackhawk); successor to MX-582 |
| MX-746 | - | Heat-sensitive target seeker (Type C) |
| MX-747 | - | Detection of near infrared radiation ("Stellar Bombing") |
| MX-748 | - | Development of an optical system for target seeker |
| MX-749 | - | Martin streamlined turret |
| MX-750 | - | Rack development |
| MX-751 | - | Reflex optics bombsight |
| MX-752 | - | Heat-sensitive target seekers for supersonic missiles |
| MX-753 | - | Time-of-fall bombsight corrector |
| MX-754 | - | Optical radar bombing navigational systems (K-Series except K-5); bombsight, AN/APA-59 computer - MX-754-B: Incorporation of automatic navigation, automatic crosshair laying & interconnection with AN/APN-66 - MX-754-K: Optics of periscopic bombsights |
| MX-755 | - | Installation of pilotless aircraft homing computer in A-26C |
| MX-756 | - | Study: Sound-sensitive target seeker (related to "Dogge" acoustic proximity fuze of German "X-4" missile) |
| MX-757 | Wellis | Level indicating device |
| MX-758 | Northrop | Long-range photo-reconnaissance aircraft (XF-15 / XR-15 Reporter) |
| MX-759 | - | Development of 16mm radar scope camera |
| MX-760 | - | Big bomb test ("Europe - Harkins Project", B-29, also "Project Ruby"?); see also MX-915 |
| MX-761 | - | Remote flight control for VB-13 vertical bomb |
| MX-762 | - | Special bombbay provisions in experimental aircraft |
| MX-763 | Fairchild Camera & Instrument | Automatic celestial navigation system |
| MX-764 | - | Computer for Banshee (K-1A computer) |
| MX-765 | Raytron | Study: Light-sensitive target seekers |
| MX-766 | Franklin Institute | Dive/toss bombing computer for fighter-bomber - MX-766-A: Dive bombing computer - MX-766-B: Dive bombing system evaluation - MX-766-C: Optimum design of dive bombing computer - MX-766-D: ARO, application to dive bombing |
| MX-767 | - | Project "Banshee" (B-29 conversion to drone surface-to-surface missile) |
| MX-768 | - | Hemisphere gun sight for XB-35 and XB-36 |
| MX-769 | - | Streamlined nose turret system for high-speed fighter ("Project Mallet/F-89"?) |
| MX-770 | North American | Supersonic long-range surface-to-surface cruise missile (RTV-A-5 / X-10,
XSSM-A-2, XSSM-A-4 / XB-64 / XSM-64
and XSSM-A-6 / XB-64A / XSM-64A Navaho); see also MX-702-B - MX-770: RTV-A-5/X-10 - MX-770-A: XSSM-A-4/XB-64 Navaho II - MX-770-B: XSSM-A-6/XB-64A Navaho III |
| MX-771 | Martin | Surface-to-surface cruise missile - MX-771-A: Subsonic surface-to-surface missile (XSSM-A-1 / XB-61 / TM-61 Matador) - MX-771-B: Supersonic surface-to-surface missile |
| MX-772 | Curtiss-Wright | Surface-to-surface missile study - MX-772-A: Subsonic surface-to-surface missile - MX-772-B: Supersonic surface-to-surface missile |
| MX-773 | Republic | Surface-to-surface missile study - MX-773-A: Subsonic surface-to-surface missile - MX-773-B: Supersonic surface-to-surface missile - MX-773-B1: Rocket-powered supersonic surface-to-surface missile - MX-773-B2: Ramjet-powered supersonic surface-to-surface missile |
| MX-774 | Consolidated-Vultee | Ballistic surface-to-surface missile study - MX-774-A: Subsonic surface-to-surface missile - MX-774-B: Supersonic surface-to-surface missile; test vehicles (RTV-A-2 Hiroc) only |
| MX-775 | Northrop | Long-range strategic surface-to-surface cruise missile - MX-775-A: Subsonic surface-to-surface missile (XSSM-A-3 / XB-62 / XSM-62 Snark) - MX-775-B: Supersonic surface-to-surface missile (XSSM-A-5 Boojum) |
| MX-776 | Bell | Supersonic air-to-surface missile - MX-776-A: Test vehicle (RTV-A-4 / X-9 Shrike) and rocket engine (XLR65-BA-1) - MX-776-B: Air-to-surface guided missile (XASM-A-2 / XB-63 / XGAM-63 Rascal) and rocket engine (XLR67-BA-1) |
| MX-777 | McDonnell | Supersonic air-to-surface missile; changed to air-to-underater missile "Hydrobomb" and transferred to Navy; related to MX-363? |
| MX-778 | Goodyear | Subsonic air-to-surface missile study |
| MX-779 | Goodyear | Supersonic air-to-surface missile study |
| MX-780 | - | Development of gas turbine compressor |
| MX-781 | - | Development of T35 extension shaft and reduction gear |
| MX-782 | - | GTC-1 axial flow compressor |
| MX-783 | - | Installation of .50 caliber M-3, .60 caliber, and 20mm guns in F-80 |
| MX-784 | - | Trial installation of aimable incendiary tanks |
| MX-785 | - | Study: Carrying either atomic or conventional bombs in bombers |
| MX-786 | Kearfoot Eng. | Development of automatic position indicators |
| MX-787 | Kearfoot Eng. | Development of automatic navigator |
| MX-788 | Union Oil | R&D of fuels for ramjet & pulsejet engines |
| MX-789 | Generel Electric / Sikorsky | R&D of lubricants for jet-propelled aircraft or turbojet engines |
| MX-790 | Purdue Univ. | R&D of polyfluoro organic compounds |
| MX-791 | Douglas | Study: Intercontinental warfare (Project RAND) |
| MX-792 | - | Study: Method and equipment for escape from high-speed aircraft (ejection seats); see also MX-864 |
| MX-793 | - | Automatic bomb release equipment trainer |
| MX-794 | University of Michigan | Supersonic surface-to-air missile against ballistic missiles (Project "Wizard") |
| MX-795 | General Electric | Supersonic surface-to-air missile against ballistic missiles (Project "Thumper") |
| MX-796 | Consolidated-Vultee | Penetration fighter (XP-81); see also MX-480 |
| MX-797 | - | Stabilized platform for guided missiles |
| MX-798 | Hughes | Subsonic air-to-air missile study; successor to MX-570; replaced by MX-904 |
| MX-799 | Ryan | Subsonic air-to-air missile (XAAM-A-1 Firebird) |
| MX-800 | M.W. Kellogg | Subsonic fighter-launched air-to-air missile study |
| MX-801 | Bendix | Supersonic fighter-launched air-to-air missile study |
| MX-802 | General Electric | Supersonic bomber-launched air-to-air missile study (Project "Dragonfly") |
| MX-803 | - | Supersonic trainer (AN/APQ-T1) |
| MX-804 | Bausch & Lomb Optical | Studies: General fire control sighting station - MX-804-C: Gun/bomb/rocket sight head, optical design (Type A-4) - MX-804-D: Binocular eye piece for B-36 hemisphere sight |
| MX-805 | - | Studies: fire control sighting station for XP-87 |
| MX-806 | California Institute of Technology | ATO (Assisted Take-Off) liquid-fueled rocket research |
| MX-807 | - | Fire control system for Martin 20mm wing tip turret |
| MX-808 | Northrop | Night and all-weather fighter (XP-89 / XF-89 Scorpion) |
| MX-809 | Republic | Jet- and rocket-powered interceptor (XP-91 / XF-91 Thunderceptor); see also MX-1658 - MX-809-A: Procurement of four Reaction Motors XLR11-RM-9 Engines with associated valves for the XF-91 |
| MX-810 | Northrop | High subsonic stability research aircraft (XS-4 / X-4) |
| MX-811 | McDonnell | Long-range penetration fighter (XP-88 / XF-88 Voodoo) |
| MX-812 | Lockheed | Long-range penetration fighter (XP-90 / XF-90) |
| MX-813 | Consolidated-Vultee | Rocket-powered interceptor (XP-92 / XF-92 Dart) and flying prototype (XF-92A) |
| MX-814 | - | Echo (tests of computers for developing control signals for remotely controlled aircraft and missiles) |
| MX-815 | Lockheed | Remotely controlled jet-propelled aerial target (QP-80 / QF-80) |
| MX-816 | - | Remote bomb arming control |
| MX-817 | - | Fire control system for YB-50C |
| MX-818 | - | Armament studies for light bomber |
| MX-819 | Bureau of Mines | Study: Future availability of crude oil & refining facilities for production of aviation fuel & availability of aircraft rocket engine propellants |
| MX-820 | - | Development of external suspension for "Tarzon" bomb in B-29 and B-50 |
| MX-821 | Fairchild | SHAD (Program of developing the use of nuclear energy for aircraft propulsion) |
| MX-822 | - | Tests: Elliott 135 H.P. gas turbine |
| MX-823 | - | Light weight optical bomb sight |
| MX-824 | - | 10,000 lb. bomb sling |
| MX-825 | Westinghouse | Turbojet engine (J34) |
| MX-826 | Westinghouse | Turbojet engine (J30) |
| MX-827 | General Electric | Turbojet engine (J47) |
| MX-828 | G & A Aircraft | Liaison helicopter (XR-14) |
| MX-829 | David Clark | Partial pressure altitude suit (T-1 & S-2) |
| MX-830 | - | Studies: Design of medium and heavy bombers |
| MX-831 | Allison | Development of gas turbojet (XT39-A-1) |
| MX-832 | - | 105mm gun and automatic feeder in A-26B |
| MX-833 | - | Basic combustion research |
| MX-834 | Marquardt | 18" diameter ram jet turbine |
| MX-835 | Kellett | Study: Large heavy lift helicopter (XR-17); later built by Hughes as XH-17; see also MX-1924 - MX-835-A: Aircraft gas turbine components |
| MX-836 | General Electric | Fire control system for B-50 (possibly flown in B-24?) - MX-836-A: Fire control system (2CFR556-1) - MX-836-B: Fire control system (2CFR55J-1) - MX-836-C: Fire control system improvment for B-50 |
| MX-837 | - | Determination of true vertical (Convectron tube) |
| MX-838 | Martin | Light bomber (XA-45 / XB-51) |
| MX-839 | Boeing | Long-range strategic heavy bomber (XB-52 Superfortress); see also MX-1009 |
| MX-840 | - | "SHOCS" 1 (computer using Shoran information for directing airplane of pilotless aircraft) |
| MX-841 | Bell | Liaison helicopter (XR-15 / XH-15) |
| MX-842 | Piasecki | Long-range large load capacity heavy cargo helicopter (XR-16 / XH-16; later YH-16 & YH-16A); see also MX-1708 |
| MX-843 | Lockheed | Flight tests of subsonic ramjets |
| MX-844 | Marquardt | 48" diameter subsonic ramjet (XRJ39-MA-1) |
| MX-845 | - | Study: Launching of ground-to-air pilotless aircraft |
| MX-846 | - | Pulsejet and ramjet engines |
| MX-847 | Wright | Turbojet engine (XJ51-W-1) |
| MX-848 | Boeing | Ground forces liaison airplane (XL-15) |
| MX-849 | - | Stereoscopic photographic projects |
| MX-850 | - | Study: Launching of ground-to-ground pilotless aircraft |
| MX-851 | - | Electric aircraft propulsion studies & design |
| MX-852 | - | Night and all-weather fighter fire control system D-1 (AN/APG-29) |
| MX-853 | - | Design Study: 100,000 lb. payload cargo airplane |
| MX-854 | - | Studies: infra-red and television application to fire control equipment - MX-854-A: General Electric infrared fire control search & track equipment - MX-854-B: Infrared fire control detecting equipment - MX-854-C: Infrared air-to-ground equipment |
| MX-855 | - | Modification of B-17 for anti-aircraft firing test |
| MX-856 | - | Multi-place jet (bomber) training |
| MX-857 | - | Seeker (Type D) |
| MX-858 | - | Study: Control systems for ground-to-ground pilotless aircraft |
| MX-859 | - | Bomb-carrying space in bomber aircraft |
| MX-860 | - | Control Systems for air-to-air pilotless aircraft |
| MX-861 | - | Study: Control systems for ground-to-air pilotless aircraft |
| MX-862 | - | Study: Control systems for air-to-ground pilotless aircraft |
| MX-863 | - | Simulator for guided missile system |
| MX-864 | - | Study: Escape from high-speed aircraft (ejection seats); see also MX-792 |
| MX-865 | - | Tests of automatic stabilized camera mount |
| MX-866 | - | R&D of liquid propellants for rocket powerplants |
| MX-867 | - | Investigation: use of metal hydrides as engine fFuels |
| MX-868 | - | Study: Recoilless gun |
| MX-869 | - | ARO (Aircraft Radio Range Finder) equipment for proposed penetration and interception fighters - MX-869-D: Diversity polarization reception, airborne fire control radar; by Sperry Gyroscope |
| MX-870 | - | Aerodynamic tests of F-80 simulated nose turret |
| MX-871 | Consolidated-Vultee | Generalized supersonic heavy bomber study; continued by MX-1626 |
| MX-872 | Radioplanes | Subsonic jet-powered target drone (Q-20 / XQ-1); see also MX-978 |
| MX-873 | Ryan | Subsonic jet-powered aerial target drone (XQ-2 Firebee); see also MX-2143 |
| MX-874 | - | Development of instruments, procedures and equipment to be used in development testing of aircraft powerplants, accessories and components |
| MX-875 | - | Development of transport, heavy cargo, and troop carrier airplanes with 50,000 lb. cargo capacity |
| MX-876 | - | Post-launching of 11.75" rocket from F-51 |
| MX-877 | Chase | Light assault glider with 8,000 lb. load (XCG-18A / XG-18A) |
| MX-878 | Douglas | Light assault glider with 8,000 lb. load (XCG-19) |
| MX-879 | Chase | Glider with 16,000 lb. useful load (XCG-20); later changed to assault aircraft (XCG-20 / XG-20 and XC-123) |
| MX-880 | Douglas | Experimental mixed-power (piston/jet) light bomber (XB-42A); see also MX-392 |
| MX-881 | Wright | Turbine engine (XT35-W-3, -5) |
| MX-882 | - | Cargo aircraft development study |
| MX-883 | Lockheed | Supersonic ramjet test vehicle (PTV-A-1 / X-7); see also MX-1788 |
| MX-884 | - | Study: Electrical systems for pilotless aircraft and guided missiles |
| MX-885 | M.I.T. | Fire control research - MX-885-C: A-1 fire control and extension systems - MX-885-D: Fighter fire control |
| MX-886 | - | Project "Chickenpox" (use of C-97 as mobile atomic bomb assembly shop) |
| MX-887 | - | Erection system for M-Series bombsight |
| MX-888 | - | Gasoline and liquid oxygen rocket engine systems with 1,200 and 16,000 lb. thrust |
| MX-889 | - | Procurement of rocket-ramjet study; see also MX-951 |
| MX-890 | - | Hermetically sealed computer units |
| MX-891 | - | 43,000 lb. bomb installation in B-29 |
| MX-892 | - | Concrete piercing bomb study |
| MX-893 | - | Optical study: Fire control and bombing periscopes |
| MX-894 | Aerojet | Bi-propellant rocket engine for missiles (XLR23) |
| MX-895 | - | Procurement of Aerojet X60ALD4000 ATO (Assisted Take-Off) acid aniline rocket powerplant |
| MX-896 | - | Nitromethane monopropellant for missiles; research and investigation of new pumping methods |
| MX-897 | Curtiss-Wright | 4,000 lb. thrust liquid oxygen gasoline turbo ATO (Assisted Take-Off) rocket (XLR17-CW-1) |
| MX-898 | Curtiss-Wright | Development of components for liquid oxygen/hydrocarbon rocket with 10,000 and 60,000 lb. thrust (XLR19-CW-1) |
| MX-899 | - | Development of components for nitric acid/hydrocarbon rocket with 16,000 to 20,000-lb. thrust |
| MX-900 | - | Research on rocket engine components and unconventional propellant |
| MX-901 | - | Procurement of research and construction of rocket engine |
| MX-902 | - | Procurement of 12,000 lb. and 750 lb. thrust liquid oxygen/gasoline rocket engines for XP-92 |
| MX-903 | - | 15,000 lb. thrust (sea-level) alcohol/liquid oxygen rocket engine - MX-903-A: 15,000 lb. thrust alcohol/liquid oxygen rocket engine (XLR25-CW-1) - MX-903-C: Rocket engines (XLR11-RM-1, -3, -5, -7, -9 & -11); development & qualification test of XLR11-RM-9 - MX-903-D: Modification & installation of the XLR11-RM-9 rocket engine in XF-91 |
| MX-904 | Hughes | Generalized supersonic bomber-launched air-to-air missile study (final result was XAAM-A-2 / XF-98 / GAR-1
Falcon); see also MX-1005-D - MX-904-A: XGAR-1 |
| MX-905 | - | 25,000 lb. capacity mobile bomb lift |
| MX-906 | - | FICEY (Meaning of acronym unknown) |
| MX-907 | - | Firing error indicator for high-speed, high-altitude fire control system |
| MX-908 | General Electric | Turbojet engine (XJ53-GE-1) |
| MX-909 | - | 12,000 lb. capacity bomb rack and hoist combination |
| MX-910 | Martin | Armament study for XB-52 |
| MX-911 | Sperry | Armament study for XB-52 |
| MX-912 | - | Computing system for control of missile (a.k.a. "Coffee Pot") |
| MX-913 | Menasco | Development of L-1000S engine |
| MX-914 | - | Research on liquid hydrogen/liquid oxygen rockets |
| MX-915 | - | Amazon, Sampson & British (Tallboy) bomb installation ("Harkin Project", also "Project Ruby"?); see also MX-760 |
| MX-916 | General Electric | Study: B-50 fire control improvement |
| MX-917 | - | Time-of-fall computer (for nuclear bombs?) |
| MX-918 | - | Study: High capacity refueling system |
| MX-919 | - | - Procurement of study & comparison of liquid-propellant and solid-propellant booster rocket engines - Pressureized booster rockets (design & development of XLR59-AJ-1, -3) |
| MX-920 | - | Procurement of redesigned X60ALD-4000 rocket engine and XCALT-6000 turbine pumping plant |
| MX-921 | - | - MX-921-A: Heat-sensitive strip mapper (Type A-2) |
| MX-922 | - | Auxiliary powerplants - MX-922-A: High-altitude auxiliary powerplants utilizing rocket-type propellants - MX-922-B: High-altitude auxiliary power source, rocket propellants; turbine auxiliary powerplant (Type G-1); Walter Kidde & Co. - MX-922-C: High-altitude auxiliary power source, rocket propellants; Reaction Motors - MX-922-D: Research on solid particle formation associated with combustion |
| MX-923 | - | Internal multiple rocket launcher for high-speed aircraft |
| MX-924 | - | 12,000 lb. capacity electric bomb hoist |
| MX-925 | - | 10,000 lb. capacity hoist installation |
| MX-926 | - | Development of 12,000 lb. capacity bomb dolly |
| MX-927 | - | Procurement of a 50 lb. thrust liquid oxygen/gasoline rocket engine suitable for rocket-ramjet |
| MX-928 | - | Two system rocket engines for rocket-ramjet engines in piloted aircraft such as XP-92 |
| MX-929 | - | Development of low-drag flush-mounted rocket launching system |
| MX-930 | - | Development of rocket installation in P-80B |
| MX-931 | - | "Radet" (unidentified missile; Armament Lab requirement) |
| MX-932 | - | "Chore" (unidentified project; Armament Lab requirement) |
| MX-933 | - | Research Regarding a Reproduced Line of Sight System for Remotely Controlled Turrets |
| MX-934 | - | Airplane lift for bomb positioning clearance |
| MX-935 | Perkin-Elmer | Development of bomb director for high-speed aircraft - MX-935-A/B/.../N: 14 components |
| MX-936 | - | Development of T-131 rocket and launcher |
| MX-937 | - | Research regarding XP-91 armament installation |
| MX-938 | - | Development of bomb rack support for 10,000 lb. bomb |
| MX-939 | - | Review of AAF bomb suspension and releasing equipment; later, high-speed ballistic bomb drop tests |
| MX-940 | Edo | Amphibious fighter study |
| MX-941 | Bell | Flight tests of transonic flutter models |
| MX-942 | Cornell Aeronautical Laboratory | Tab aerodynamic flutter research |
| MX-943 | Cornell Aeronautical Laboratory | Anti-symmetrical inner panel torsion flutter model |
| MX-944 | Curtiss-Wright | Transonic and supersonic wind tunnel flutter model research |
| MX-945 | Cornell Aeronautical Laboratory | Supersonic flutter model tests |
| MX-946 | Sperry | 20mm wing tip fire control system |
| MX-947 | Pratt & Whitney | Turboprop engine (XT45-PW-1), |
| MX-948 | - | General research on bomber aircraft |
| MX-949 | - | Overall analysis and test of F-61 fire control system 2CHR12C3 |
| MX-950 | - | Development of "Optimus" navigation, bombing and missile guidance computer |
| MX-951 | - | Procurement of 50 lb. thrust liquid oxygen/alcohol rocket engine for MX-889 rocket-ramjet tests |
| MX-952 | - | Development of computing sight (Type K-19) |
| MX-953 | - | Air-to-air missile trainer |
| MX-954 | - | Development of blind guidance bombing computer for the A-1 gun/bomb/rocket sight |
| MX-955 | North American | Trainer airplane (XT-28) |
| MX-956 | - | Research on damage potential of projectiles - MX-956-C: Design study for high-altitude firing chamber |
| MX-957 | - | Low-temperature test of GE J35-13 engine on Alaskan test stand |
| MX-958 | - | Shoran range extension (by relay system) |
| MX-959 | - | Research in photogrammetry and geodesy for aeronautical charting (originally, research for computations, AAF guided missiles) |
| MX-960 | - | Celestial tilt indicator (Type A-1) |
| MX-961 | - | General research on light bombers |
| MX-962 | - | General research on heavy bombers |
| MX-963 | - | Automatic optical range finder |
| MX-964 | - | Tracking study: Fixed offset guns |
| MX-965 | - | Servo for guided missile control system (subprojects MX-965-A/B/C) |
| MX-966 | - | Field-of-fire globe demonstrator trainer |
| MX-967 | - | Modification of B-29 for special purpose |
| MX-968 | - | "Cottonseed" (unidentified project; Power Plant Lab requirement) |
| MX-969 | - | Air transportation cradle for R-4360 aircraft engine |
| MX-970 | - | Classroom trainer for B-36 armament |
| MX-971 | - | Classroom trainer for Type A-1 gunsight |
| MX-972 | - | Automatic celestial compass system |
| MX-973 | - | Supersonic missile parachute recovery system |
| MX-974 | - | Emergency parachute equipment |
| MX-975 | - | Eliminator of fuel system leakage |
| MX-976 | Reaction Motors | Procurement and type test of XLR11-RM-9 rocket engine |
| MX-977 | - | Detectors for rate and acceleration of displacement |
| MX-978 | - | Remote flight control system for Q-1 aerial target; see also MX-872 |
| MX-979 | - | Russian M82 engine evaluation |
| MX-980 | - | Transonic and supersonic airspeed indicator |
| MX-981 | - | Linear deceleration tests using human subjects |
| MX-982 | - | Procurement of study of research on synthetic oil for aircraft engines |
| MX-983 | - | Air-to-surface missile |
| MX-984 | Bell | Supersonic research aircraft (X-1A, X-1B and X-1D); see also MX-653, MX-1053 and MX-1146 |
| MX-985 | - | Development of low alloy steel for supersonic aircraft structures |
| MX-986 | Fairchild Camera & Instrument / General Electric | Multiple star sextant (Type B-1) |
| MX-987 | Illinois Institute of Technology | Muzzle blast study |
| MX-988 | - | Electrical power supply for guided missiles |
| MX-989 | - | Evaluation of controllable pitch propellor |
| MX-990 | - | Service test of AN/APG-3 production model |
| MX-991 | - | Procurement of General Electric CHM-2 turbosupercharger and jet nozzle |
| MX-992 | Fairchild | Pack carrier aircraft & detachable cargo compartment (XC-120) |
| MX-993 | Packard | Turbojet engine for supersonic missiles (Packard Model PT-510) |
| MX-994 | Pratt & Whitney | R-4360 "C" engines |
| MX-995 | - | Photographic flight line navigation |
| MX-996 | - | Aircraft turbojet engines with less than 1,600 lbs. thrust: - Fairchild YJ44-R-1 - Frederick Flader XJ55-FF-1 - Continental YJ69-T-3, -5, -7 & -9 |
| MX-997 | - | Study of injector fuel pumps for pulsejet, ramjet and rocket engines |
| MX-998 | - | Development of exhaust system bellows for R-4360 engines |
| MX-999 | - | Site surveys and studies on NGMR |
[MX-1 ... MX-499] [MX-500 ... MX-999] [MX-1000 ... MX-1499] [MX-1500 ... MX-1999] [MX-2000 ... MX-2276]