1、REMOVER, AIRCRAFT CANOPY, M3A1 METAL PARTS ASSEMBLY 1. SCOPE 1.1 This specification covers Remover , Aircraft Canopy, M3A1., Metal The assembly will ultimately be loaded and used in con- Parts Assembly. junct ion with other propellant actuated devices in aircrew emergency escape systems. 2. APPLICAB
2、LE DOCUMENTS 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 specified herein: SPECIFICATIONS Mi tary for P Y IL-A-2550 - Ammunition and Special Weapons, General Specifica STANDADS Military MIL-
3、STD-105 MIL-STD-109 MIL-STD-413 MIL-STD-639 - Sampling Procedures and Tables f - Quality Assurance Terms and Definitions - Visual Inspection Guide for Rubber O-Rings - Surface Roughness Values Preferred for Army At tr ibut es Ordnance Materiel DRAWINGS Munit ions Command F8593702 Fa797385 Fa797386 I
4、EL-8593702 - Remover, Aircraft Canopy, M3A1, Metal Parts Ass - Container, Ammunition, Fiber, M321 for Remover, Aircraft Canopy, M3A1 - Box, Packing, Armminition for Remover, Aircraft Canopy , M3A1 - Index to Inspection Equipment List for Remover , Aircraft Canopy, M3A1 , Metal Parts Assembly . Provi
5、ded by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- / MIL-R-465bOA 13 7777706 03127Y3 B I_ - _ MIL-R-46560A (MU) (Copies of specifications, standards, drawings, and publications required by suppliers in connection with specific procurement functions should b
6、e obtained from the procuring activity or as directed by the contracting officer ) 3. WQUIREMENTS 3.1 General.- Materials, parts, and assemblies shall comply with the requirements specified on the applicable drawings and referenced specifica- tions 3.2 Initial production sample.- Unless otherwise di
7、rected by the contracting officer, an initial production sample shall be required. 3.3 Material,- The contractor shall be responsible for selecting from the classification list contained in the raw material specification, the surface and physical condition of the raw material intended for use in man
8、u- facture. 3.4 Physical properties,- Physical properties required by the drawings shall be uniform throughout the part within specified tolerances. Require- ments for all alloy steel parts shall be achieved by quenching and tempering. 3,5 Hydrostatic pressure.- The inside and outside tube shall wit
9、hstand a constant internal pressure of 2700 pounds per square inch (psi), minimum, for B period of 15 seconds, minimum, without application of any external load and shall show no evidence of leakage or mechanical failure (See 6.1). 3.6 Sh,ear pin strength.- After application of protective finish, th
10、e pin shall shear when a load of 400 2 50 pounds is applied at the steady rate of 0.25 inches per minute. 37 Structural strength.- The metal parts assembly shall be capable of withstanding each test load shown in Table I for a period of 15 seconds, minimum. The maximum allowable change between mount
11、ing points, resulting from each load application, shall not exceed the values specified in Table I. A preload of 500 pounds shall be utilized for each test load application. Table I Jlncluding 500 pound preload) (min) Change between mounting points (max) Test Loads a, 2000 pounds in tension b. 2000
12、pounds in tension C. 8000 pounds in compression d. 8000 pounds in compression ,005 inches ,001 inches .O05 inches .O01 inches y None defined MAJOR 101 102. 103 , 104, 105 106. 107 108 109 . 110 . 111. 112. 113 114. 115 . 116 . 117, 118. 119 . 120 . MINOR 201 , 202, 203 . 204 . 205 . 206 207 208. 209
13、 . 210 . 12 Pitch diameter of thread, min, Major diameter of thread, min. Concentricity of pitch diameter of thread with count erb ore Concentricity of counterbore with small inside diameter Diameter of body Diameter of counterbore, max. Diameter, inside, small end, max, Diameter, inside, large end,
14、 max. Depth of counterbore, max. Length of effective thread, min, Thickness of wall, min. small end Thickness of wall, min. large end Thickness of wall under pellet Straightness Pellet missing, loose or improperly assembled Metal defect ive Protective finish.inadequate or defective Surface finish on
15、 body, improper Burr Foreign matter Pitch diameter of thread, max. Diameter of counterbore, min. Diameter inside, small end, min. Diameter incide, large end, min. Depth of counterbore, min. Depth of inside diameter, large end Total length Length of thread, max. Radius or chamfer missing or incorrect
16、 Surface finish, Improper, except as otherwise class if ied Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-R-46 560A .(MU) Defect 4.3.2.10 Block, Dwg. D8593714, covering a detail of Dwg. F8593702, CRITICAL None defined MAJOR Gage 101. 102. Minor
17、 diameter of pipe thread, max. Gage 103. Pitch diameter of thread, max. Gage 104. Minor diameter of thread, max. 105. Concentricity of counterbore with small cavity and pitch diameter of thread 106. Concentricity of large body with pitch diamater of thread Gage 107. Concentricity of flange with body
18、 Gage 108. Symmetry of slot with body Gage 109. Symmetry of thickness of rectangular section Gage with body 110. True position of screw hole with counterbore and base of counterbore Gage 111. True position of mounting holes with large body including perpendicularity with mounting lug Gage 112. True
19、position of pin hole with small cavity Gage 113. Diameter of mounting hole Gage Gage 114. Diameter of small cavity 115. Diameter of body at small cavity area Gage 116. Diameter of undercut, max. Gage 117. Diameter of counterbore, max. Gage . 118. Depth of chamfer at small cavity Gage 119. Depth of t
20、hreaded cavity including undercut, min. - Gage 120. Depth to bottom of cavity Gage 121. Depth to bottom of drilled hole, max. Gage 122. Thickness of rectangular section Gage 123. Length to flange Gage 124* Location of slot to base of counterbore Gage 125. Location of pipe thread hole Measure 126. Th
21、read damaged or not full Visual 127. Metal defective Visual 128. 129. 130. Burr 131. Foreign matter Visual Pitch diameter of pipe thread Protective finish inadequate or defective Surface finish of small cavity, body and slot, improper Provided by IHSNot for ResaleNo reproduction or networking permit
22、ted without license from IHS-,-,-Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-t.1 IMOP. 201. 202. 203. 204. 205. 206. 207. 208. 209. 210. 211. 212. 213, 214. Defect EXIL-R-46560A (MU Method of Inspection Pitch diameter of thread Efinor diameter of
23、 thread, max. Diameter of flange, max. Diameter of body Diameter of pin hole, min. Depth of cavity, mar,. Length of effective thread, min. including chamfer Width of slot Location of pin hole Location of threaded hole Diameter of boss Length to shoulder Narlting missing, incorrect or illegible Surfa
24、ce finish improper except as otherwise classified 4.3.2.12 Metal ?arts Assembly, Dwg. F8593702. Gage Gage . Gage Gage Gage Gage . Gage - Gage Measur e Measure Visual CRITICAL None defined MAJOR 101. 102. Improper assembly 103. Thread damaged or not full 104. 105. Burr 106. Foreign matter Any part mi
25、ssing, except as othen.7ice classified Ihrking missing, incorrect or illegible MINOR 201. Shipping plug missing Visual 202. Protective finish inadequate or defective Visual Packing in fiber container, Dwg. P8797385. 4.3.2.13 CRITICAL None defined f*%J OR None defined 201. Contents loose Manual 202.
26、Metal ends loose or distorted Manual 203. Cap between body and-cover, max, Visual 204. Cut or damaged through all impregnated layers Visual PIINOR Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-CRITICAL None defined MAJOR None defined MINOR 201. Con
27、tent loo Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-L-R-46560A (MU) 4.3.3.6 Protective finish.- The number of specimens criteria for protective finish tests shall be in accordance with the applic able Military Standard listed on the drawing. 4.3
28、.3.7 Residual magnetism.- Each metal parts assembly shall be subjected to the test for excessive residual magnetism. F to comply with the requirements of 3.10 shall be cause for as s emb ly . 4.3.4 Inspection equipment.- The examination and tests -_ using equipment listed on IEL-8593702. 4.4 Test me
29、thods and procedures. 4.4.1 Hardness.- Prior to the application of protective f ness tester shall be used to determine compliance with the hardness require- ments specified on the detail drawings. 4.4.2 Hydrostatic pressure.- Prior to the application of protective. finish, the inside and outside tub
30、es shall be mounted in the test device and subjected to an internal hydrostatic pressure to determine compliance with the requirements of 3.5. The test device used shall internally seal the tube within 1-1/2 inches of each end without applying any axial load other than that applied by the liquid pre
31、ssure. 4.4.3 Shear pin strength.- After application of protec pin shall be subjected to the shear strength test to dete with the requirements of 3.6. conjunction with a tensile testing machine. The test shall be performed in the fixtur 4.4.4 Structural strength.- The remover shall be placed in testi
32、ng machine and subjected to the specified tension and compression loads for determination of compliance with the requirements of 3.7. be performed as follows: The test shall a. Apply a preload of 500 pounds so as to m the mounting . points away from each other and adjust the dial indicat to zero inc
33、hes. b. Apply the specified load in tension. C. Decrease the load to 500 pounds and record reading, d. Repeat steps “b“ and “c“ e. Apply a preload of 500 pounds so as to mo points toward each other and adjust the dial indicator t f. g. h. Apply the specified load in compression. Decrease the load to
34、 500 pounds and rec Repeat steps “f“ and Ig. reading . 7 ._ - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I f o 2 a rl a rl a .o I= O N 4 8 c a E d a, a rl rl ld m 8 oi m a a o a E: a k a E g i2 8; ka, 3 PO p Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
