1、MIL-T-60637 13 = 9999906 0340246 5 M fc-6/-/45 MIL-T-60637 (MU) 24 March 1967 SUPERSEDING FA-PD-MI-2457, Rev O 27 Deceniber 1960 MILITARY SPECIFTCATION THRUSTER, CARTRIDGE ACTAWD, M6, ASSEMBLY 1. SCOPE 1.1 This specification covers Thruster, Cartridge Actuated, M6, Assembly loaded with Cartridge, Th
2、ruster, M67A1 for use in conjunction with other pro- pellant actuated devices in aircrew emergency escape systems. 2. APPLICABLE DOCITMENTS 2.1 The following documents of the issue in effect on date of invitation for bids or request for proposal, form a part of this specification to the extent speci
3、fied herein. SPECIFICATION Mf litary MIL-A-2550 - Ammunition andspecial Weapons, General Speci- fication for STANDARDS Miiitary MIL-STD-105 MIL-STD-109 MIL-STD-1167 - Amiainition Data Card M528741 - Sampling Procedures and Tables for Inspection - Quality Assurance Terms and Definitions - Hose Assemb
4、ly, Detachable End-Fitting, Medium by Attributes Pres sure DRAWINGS Munitions Command F8594149 (9797437 (53797438 IEL-8594149 - Thruster, Cartridge Actuated, M6, Assembly - Box, Packing, Ammunition, for Thruster, Cartridge - Container, Ammunition, Fiber 14363 for Thruster, - Inspection Equipment Lis
5、t for Thruster, Cartridge Actuated, M6, w/Ctg. 67, in Fiber Container, M363 Cartridge Actuated, M6, w/Ctg 67 Actuated, M6, Assembly Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-60637 13 9777706 0340247 7 W MIL-T-60637 (MU) (Copies of specifi
6、cations, standards and drawings required by suppliers in connection with specific procurement functions should be obtained from the pro- curing activity or as directed by the contracting officer.) 3.1 General.- Materials, parts and assemblies shall comply with the re- quir ements specified on the ap
7、plicable drawings and specifications. 3.2 Torque.- Torque requirements shall be as specified in Table I. No movement or deformation shall occur upon application of the breakaway torque. Table I B - A - Seating or Bottoming Breakaway Component (inch pounds) (inch pounds) (minimum) Body and Breech 100
8、 i- 20 400 3.3 Residual magnetism.- The thruster shall not deflect the indicator of the compass more than three degrees in either direction when passed in front of the compass at a distance of 6 inches. 3.4 Functional. 3.4.1 The thruster shall not fail to fire. 3.4.2 The thruster shall function with
9、out mechanical failure (see 6.1). 3.4.3 No load.- The thruster fired with no load on the piston shall complete its stroke of116 inches minimum and shall not separate from the body of the thruster (see 6.2). 3.b.4 The thruster fired under load condition shall perform as follows (see 6.3) 3.4.4.1 Load
10、.- The thruster shall propel a 60 pound weight horizontally through a disEe of 1 7/16 inches minimum. (see 6.3). 3.4.4.2 Thrust,- The initial thrust developed shall be 400 pounds minimum 3.4.5 Temperature.- The thruster shall comply with all the ballistic require- ments throughout the temperature ra
11、nge of minus 65 degrees to plus 165 degrees F. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-bOh37 13 777770b 03LI0248 7 = 1-60637 (MU) 3.4.6 Function delay.- The time elapsed between the energizing of the thruster and the initial movement
12、of the propelled weight, shall not exceed 50 milliseconds. 3.4.7 Initiation.- The thruster shall be fired by a source delivering an output equal to that of an M3AlInitiator at the end of 20 feet of aircraft, hose, size no. 4, MS28741. at 70 - -1- 5OF. 3.5 Workmanship.- The requirements for workmansh
13、ip are as specified on the applicable drawings, referenced specifications and the following: 3.5.1 Metal defects.- All components shall be free from cracks, splits, perforations or any similar defect. 3.5.2 - Burr.- No part Ehallhave a burr which might interfere with the assembly or function of the
14、item or which might be injurious to personnel hand- ling the item. 3.5.3 grease, rust, corrosion or other foreign matter. Foreign matter.- No part or assembly shall contain chips, dirt, 4, QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection.- Unless otherwise specified in the contract or
15、purchase order, the supplier is responsible for the performance of all inspection requirements as specified therein. Except as otherwise specified the supplier may utilize his own facilities or any commercial laboratory accept- able to the Government. The Government reserves the right to perform any
16、 of the inspections set forth in the specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. b.l.1 Quality assurance terms and definitions,- Reference shall be made to MIL-STD-109 to define quality assurance terms used. 4. L.2 Ins
17、pection, - Inspection shall be in accordance with MIL-A-2550, except as specified herein. 4.2 Inspection provisions. 4.2.1 Lot. - 4.2.1.1 Submission of product .- The product shall be submi-t-bed -in accord- ance with MILSTD-105. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted
18、 without license from IHS-,-,-MIL-T-bob37 13 b 03LlOZLl O - MIL-T-O (MJ) 4.2.1.2 Size of lot.- A lot shall consist of an identifiable group of assembled units containing metal parts assemblies produced by a homogeneous process and loaded with a single lot of cartridges. 4.2.2 Examination. -,. Om hun
19、dred percent examination shall be performed Examination for major and minor defects shall be for all critical defects. performed on a defect basis in accordance with the classification of defects contained herein, using %he sampling plan and associated criteria in Table II. The total number of allow
20、able defects per class for either the major or minor classification shall not exceed the acceptance number of Table II. conforming material shall be rejected. used in performing visual examination for such defects as burr and foreign matter. All non- Four power (4X) magnification may be Table II Maj
21、or Minor Lot Size Sample Size Accept Reject Accept Reject 1 - 300 10% Examination 301 - 800 50 801 -. i800 90 i801 - io,ooo 200 O JI 1 2 2 3 1 2 2 3 3 4 4.2.2.1 Cartridge, Thruster, M67A1, Dwg. D8593295 covering a detail of Dwg . F8594ik9 . Defect CRITICAL 1. Mixed cartridge 2. Metal defective 3. Ma
22、rking missing, incorrect or MAJOR 101, Foreign matter MINOR iegae 201. Case scratched or dented 202. Varnish missing or inadequate 4 Method of Inspection Visual Visual Vi sua1 Visual Visual Visual Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T
23、-60637 13 7979906 0340250 7 MILT-SO637 (W) 4.2.2.2 Breech Sub-Assembly, consisting of components 8593754, 8593756, 8594506, 8594744, 501217 and set screw, covering a detail of Dwg. F8594149, Defect Method of Inspection GRIT1 CAL 1. Striker hoie obstructed MAJOR Vi sua1 101. Thread damaged 102, 103.
24、Burr 104. Foreign mtter MINOR Protective finish inadequate or defective 201. Escapement hole missing 202. Set screw above flush Visual Vi sual. Visual Visual Visual Visual 4.2.2.3 Assembly, Dwg. F8594149 less Shipping Plug A8593299. CRITICAL 1. 2. Shear pin not engaged in firing pin Foreign matter i
25、n gas port Gage Visual MCISOR 101. Total length Gage 102, Set screw above flush Visual 103. Set screws not filled with barrier material Visual 104. Thread atnaged Visual 105. Burr ViSU&l 106. Foreign matter Visual MINOR 201. Protective finish inadequate or defective Visual 4.2.2.4 Assembly, Dwg. F85
26、94149. CRITICAL 1. Improper assembly 5 X-ray Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-60637 13 7779706 03i.10251 7 MIL-T-60637 (MU) 4.2.2.4- (Contd) CRITI CAL Defect 2. 3. Metal defective Any part missing as detected by X-ray MAJOR 101.
27、Foreign matter 102. Marking missing, incorrect or illegible MINOR 201. Length to breech 202. Total length 203. Location of labels, incorrect 204. Shipping plug missing 205. Varnish missing or inadequate 4.2.2.5 Packing in Fiber Container, Dwg , F8797438, CRITICAL None defined MAJOR None defined MINO
28、R 201. Gap between body and Cover, max. 202. Contents loose 203. Metal ends loose or distorted 204. Cut or damaged through all impregnated layers 205. Marking-Ilussing, incorrect or illegible 206. Tape incomplete or badly wrinkled 207. Length of tear tab, min. 208. Coior of tape incorrect 4.2.2.6 Pa
29、cking in Wooden Box, Dwg. B8797437. CRI TI CAL Visua Vi sual Gage Gage Visual Vi sual Visual Manual Manual Manual Vi sual Vi sual Visual Vi sual Visual None defined 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-bob37 13 m 7777706 0340252 O
30、m MIL-T-60637 (MU) 4.2.2.6 (Cont d) Defect MAJOR Method of Inspection None defined MTNOR 201, 202. 203. 204. 205 . 206. 207. 208 Contents loose Hardware missing, loose, broken or iniproperly engaged Strapj?ing missing, loose, broken or improperly as sembled Contents of box exposed Box damaged Markin
31、g misleading or unidentifiable Number of units incorrect Car seal missing, unsealed or improperly positioned Manual Visual & Manual Visual & Manual Vi sua1 Visual Visual Visual Visual 4.2.3 Inspection testing.- The following tests shall be performed in accordance with 4.3. 4.2.3.1 Breakaway torque.-
32、 Each body and breech assembly shall be sub- jected to a breakaway torque. quirements of 3.2 and Table I shall be cause for rejection of the assembly, Failure of any assembly to comply with the re- 4.2.3.2 Residual magnetism.- Each thruster shall be subjected to the test for excessive residual magne
33、tism. requirements of 3.3 shall be cause for rejection of the thruster, Failure of any thruster to comply with the 4.2.3.3 Government. Functional tests.- The following tests will be performed by the 4.2.3.31 Ballistics,- Thirty two units shall be tested to detemine com- pliance with the requirements
34、 of 3.4.1 through 3.4.7. temperature conditioned as provided in Table III and 4.3.3.1.1 and 4.3.3.1.2, Failure of any unit to comply with the requirements shall be cause for rejec- tion of the lot. The units shall be 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without lice
35、nse from IHS-,-,-MIL-T-60637 13 777790b 0340253 2 I MIL-T-60637 (PU) Table III Satqple Size Method Temperature 10 10 10 1 1 Load (See 3.4.4.1) Load (See 3.4.4.1) Load (See 3.4.4.1) No Load (See 3.4.3) No Load (See 3.4.3) -65 to -7O0F 65 to 75OF 160 to -165OF 160 to 165OF -65 to -7O0F 4.2.4 Inspectio
36、n equipment,- The examination and tests shall be made using equipment in accordance with IEL-8594149. 4.3 Test methods and procedures. - 4.3.1 Breakaway torque,- A torque wrench, capable of measuring the torque requirements as specified in Table I shall be used with an appropriate adapter to determi
37、ne the torque. device and the torque applied to the breech. The body shall be secured in a holding 4.3.2 Residual magnetism.- The thruster shall be tested for excessive residual magnetism in an area free of local magnetic effects by placing the thruster 6 inches from and at the same height as the co
38、mpass, in a north-south horizontal position with the compass set in an east-west heading. shall be moved slowly past the compass in a longitudinal direction for its entire length, rotated 90 degrees in the horizontal position about its longi- tudinal axis and moved slowly back past the compass. This
39、 procedure shall be followed for each 90 degree rotation of the thruster. The thruster 4.3.3 Functional -tests. 4.3.3.1 Ballistics.- The thrusters shall be temprature conditioned in 4.3.3 . 1.1 Temperature conditioning . - A simulated thruster and cartridge with a temperahme sensitive element, place
40、d in the dummy cartridge shall be stored in a temperature conditioning chamber at the same time as the thrusters to be temperature conditioned. The temperature conditioning time shall be a minimum of one hour longer than the time necessary for the temperature of the simulated cartridge to reach %he
41、required temperature. accordance with Table III and the following: 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-bob37 13 = 7777706 0340254 4 W - MIL-T-60637 (MU) 4.3.3.1.2 Testing tirne and reconditioning. - Upon completion of the required
42、 temperature conditioning, the thruster shall be ballistically tested within 10 minutes after removal from the conditioning chamber. ditioned if this time is exceeded. degrees F, all condensation shall be removed from the interior surfaces before returning the thruster to the conditioning chamber. T
43、hrusters shall be recon- When reconditioning thrusters at minus 65 4.3.4 Method of testing.- The thruster tested under the conditions as specified herein, shall be mounted so that the weight will be propelled hori- zontally when fired, and supported rigidly so that the entire thrust will be borne by
44、 the thruster mounting points. 4.3.4.1 Thrust, - Secure the 60 pound weight to a stationary fixture with The thruster is mounted in the fixture in con- The shearing of the fixture pin, or pins, and two 200 pound shear pins mounted for single shear each, or one 200 pound shear pin mounted for double
45、shear. tact with the 60 pound weight, completion of the piston stroke is evidence that the thrust developed by the propellant system complies with the functional requirements, device should be incorporated into the test fixture to absorb impact energy of the moving weight. The thrust may be determin
46、ed by any method approved by the contracting officer. A shock absorbing 4.3.4.2 Delay time.- The unction delay time shall be recorded in the following or equal manner: corded by energizing a piezo-electric gage in conjunction With a fixture, The shearing of the thruster shear pin in the breech shall
47、 be considered the starb of the function delay time and is evidenced by a break in the continuous pressure rise on the pressure-time record of the entrance gas PO& pressure. The end of the function delay time is to be recorded by the initial actuation of a stroke- time device, The start of the funct
48、ion delay time is to be re- 4,3.4,3 Stroke time.- Te time to complete stroke shall be recorded in the following or equal manner: spaced Wire wound spool or actuate a variable resistance type device to give a stroke time relationship. The thrust shall be recorded by thrust or load cell apparatus. The
49、 thruster piston shall make contact with a 5. PREPARATION FOR DELXVERY 5.1 Packing and marking - Level A.- Packing and marking shall be in accord- ance with Draengs C7974.37 and 8797438. 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-6.1 A “mechanical failure“ is defined as any deformation or breakage of a No l
