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]


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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

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Last Updated: 20 November 2005