ARMY MIL-A-48690-1987 ACTUATOR PISTON PA532 LOADING ASSEMBLING AND PACKING《PA532型舵机活塞的装载 组装和包装》.pdf

1、MIL-A-48690 13 M 7799906 0323526 3 mg/ distribution is unlimited. / -. THIS DOCUMENT CONTAINS y PAGES. Licensed by Information Handling ServicesMIL-A-48690 13 = 7779706 0323527 5 MIL-A-48690 (AR) MIL-B-117 - Bag, Sleeve and Tubing - Interior, MIL-P-22264 - Powder, Ignition, Gasless, A-1A MIL-G-45204

2、 - Gold Plating, Electrodeposited MIL-A-48078 - Ammunition, Standard Quality Assurance Provisions, General Specification For. Packing . STANDARDS MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspections By Attributes. 2.1.2 Other Government documents, drawinqs, and publications. The fol

3、lowing other Government documents, drawings, and publications form a part of this specification to the extent specified herein. Unless otherwise specified, the issues shall be those in effect on the date of the solicitation. DRAWINGS US ARMY ARMAMENT RESEARCH, DEVELOPMENT AND ENGINEERING CENTER (ARD

4、EC) PRODUCT AND PACKAGING DRAWINGS 8796522 - Marking Diagram and Sealing for Wood 12631047 - Piston, Actuator, PA532. Packing Boxes . INSPECTION EQUIPMENT DRAWING 12631059 - Piston, Actuator, PA532 Test Fixture Assembly . “(Copies of specifications, standards, handbooks, drawings, publications 8 and

5、 other Government documents required by contractors in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting activity.) II 2.1.3 Other publications. The following documents forms a part of this specification to the extent sp

6、ecified herein. Unless otherwise specified, the issues of the documents which are DOD adopted shall be those listed in the issue of the DODISS specified in the solicitation. Unless otherwise specified, the issues of documents not listed in the DODISS shall be the issue of the nongovernment documents

7、 which is current on the date of the solicitation . 2 Licensed by Information Handling ServicesMIL-A-48690 13 7779706 0323528 7 m MIL-A-48690 (AR) CODE OF FEDERAL REGULATIONS Title 49 - Transportation, Parts 100-177 (The Code of Federal Regulations is available from the Superintendent of Documents,

8、U.S. Government Printing Office, Washington, D.C. 20402. Orders should specify, “49 CFR 100-177 (latest revision) “ .) 2.2 Order of precedence. In the event of a conflict between the text of this specificatin and the references cited herein (except for associated detail specifications, specification

9、 sheets or MS standards), the text of this specification shall take precedence. Nothing in this specification, however, shall supersede applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMJ3NTS 3.1 Materials. Materials shall be in accordance with the applicable

10、drawings, specifications and standards. 3.2 Assembly. The assembly shall comply with all requirements specified on Drawing (Dwg.) 12631047 and all associated drawings and with all requirements specified in applicable specifications and standards. at the time and place of loading the actuator shall n

11、ot exceed 0.20 percent when tested as specified in 4,4.3.1. 3.3 Moisture content ignition powder. The moisture content 3.4 Functioning tests- sensitivity and output. 3.4.1 No-fire test. The piston actuator, after being conditioned at 700 -t 1OOF for two hours minimum, shall not exhibit any signs of

12、the output requirements of 3.4.2 after being exposed to the no-fire stimulus specified in 4.5.2.1. 3.4.2 All-fire output test. The piston actuator, after being conditioned at 700 + 100F for two hours minimum, shall function on the first attempt, shall shear a .O50 inch diameter aluminum pin, travel

13、a minimum (min.) of -200 inch, and not shear the .O80 inch diameter stop pin when tested as specified in 4.5.2.2. 3.5 Environmental conditioning. 3.5.1 Resistance between electrode and cup, thermal shock,vibration and function. The piston actuator shall comply with the resistance requirement of Dwg.

14、 126310478 with the output requirements of 3.4.2 and shall function on the first attempt after being exposed to thermal shock and vibration when tested as specified in 4.5.3.1. 3 Licensed by Information Handling ServicesMIL-A-4690 13 m 9779906 0323529 9 Mj MIL-A-486 90 (AR) 3.5.2 Waterproofness. The

15、 actuator shall comply with the output requirements of 3.4.2 after being submerged in water to a minimum depth of 2 inches for not less than 48 hours, at a temperature of 700 - + 1OOF when tested as specified in 4.5.3.2. 3.5.3 Cold temperature. The piston actuator assembly shall comply with the outp

16、ut requirements of 3.4.2 after being conditioned at minus 650 - 50F for two hours minimum and tested as specified in 4.5.3.3. 3.5.4 Hot temperature. The piston actuator assembly shall comply with the output requirements of 3.4.2 after being conditioned at 160 t 5OF for two hours minimum and tested a

17、s specified in 4.5.3.4. 3.6 First article inspection. This specification contains technical provisions for first article inspection. Requirements for submission of first article samples shall be specified in the contract. 3.7 Workmanship. All parts and assemblies shall be fabricated and assembled in

18、 a thorough, workmanlike manner, and all manufacturing, processing, and assembling operations shall be correctly performed. Ail parts and assemblies shall be clean, free of burrs, sharp edges, cracks, dirt, grease, rust and other foreign matter that may impair proper functioning. The cleaning method

19、 used shall not be injurious to any parts, nor shall the parts be contaminated by the cleaning agents. All required markings and stampings shall be neat and sharply defined. Required packing shall be dry. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified i

20、n the contract or purchase order, the contractor is responsible for the performance of all inspection requirements as specified herein. Except as otherwise specified in the contract, or purchase order, the contractor may use his own or any other facilities suitable for the performance of the inspect

21、ion requirements specified herein, unless disapproved by the Government. The Government reserves the right to perform any of the inspections set forth in the specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. 4.1.1 Responsibi

22、lity for compliance. All items must meet all requirements of sections 3 an 5. The inspection set forth in this specification shall become a part of the contractors overall inspection system or quality program. The absence of any inspection requirements in the specification shall not relieve the cont

23、ractor of the responsibility of assuring that all products or supplies submitted to the Government for acceptance comply with 4 Licensed by Information Handling ServicesMIL-A-LIb70 13 7777706 0323530 5 MIL-A- 48 69 O (AR) all requirements of the contract. does not authorize submission of known defec

24、tive material, either indicated or actual, nor does it commit the Government to acceptance of defective material. Sampling in quality conformance 4.2 Classification of inspections. The following types of inspection shall be conducted on this item. a. First article inspection (see 4.3). b. Quality co

25、nformance inspection (see 4.4). 4.3 First article inspection. 4.3.1 Submission. The contractor shall submit a first article sample as designated by the contracting officer for evaluation in accordance with provisions of 4.3,2. The first article sample shall consist of the following items in the quan

26、tities as indicated. PART DESCRIPTION CUP Bridge Plug and Ignition Assy. Plug Assembly Header Piston Actuator, Piston, PA532 4.3.2 Inspections to be performed. Table I as specified herein. 4.3.3 Rejection. See MIL-A-48078. 5 DRAWINGS QUANTITY 12631048 25 12631053 25 12631055 25 12631057 25 12631050

27、25 12631047 200 See MIL-A-48078 and Licensed by Information Handling Servicesrn c, C a, C O pi L) a C rd u O c, rd 5 u E 2 c O c, Il -d pi cv m M 2 nc, Pu ma, ow ria, ma MIL-A-48690 33 W 9999906 0323533 7 nc, ou maJ ow da, ma cv cv cv cvcv c1 -cv M m m mM m m . . * . l-l I O C 3 .cll 3 3 rl a Il Il

28、rd E 21 u -u w W zl/a “/a . 6 Licensed by Information Handling Servicesa, rl u .4 ci u (d -lJ rn u -4 b4 H w 4 !a 4 B MIL-A-LIb70 13 m 7797706 0323532 7 m d I ti x - E x E I 5% Y L; Zf Y r E 2 O E= lu n E u c 5 c - ar- n m Co tn 3 d F n O G3 F E O LL n n a v O I U ! m lx In a U lu n a, lx n c L3 c3

29、al LL n F O h Li - z O LL U E m 2E 4 13 Licensed by Information Handling ServicesMIL-A-qb90 13 979970b 0323539 L M 2 I3 u w pi m H H w u i! O Fr Z O u E H 3 a rl 8 rl E H Pa m m 2 . G O ci rn .d PI u O ci a 7 ci u 4 . W N -=Y di . . do ow oto 6.0 cw fl dl oto* ooooop o . O0 wwwwo wrlrl rlrlrlrl O O0

30、 . O .o 1 I Ilil . rlrl oooorl O00 O000 rl pi 7 u w O u cio .rl .rl du x ua, O c ao a, .Ya, u3 a -rl urn u0 rl pia 7% uw i% a .d $1 CJ 2 c 14 Licensed by Information Handling ServicesMIL-A-48b90 13 H 777970b 0323540 .- MIL-A-48690 (AR) 4.4.3 Testinq. Testing is described in the First Article and Qua

31、lity Conformance Inspection Tables. 4.4.3.1 Moisture content of ignition powder. The contractor shall provide adequate controls to ensure compliance with the requirement of 3.3 and shall test for verification one (1) sample of material from each eight (8) hours of production in accordance with 4.5.1

32、. Composite samples shall not be used. If the moisture content of a sample exceeds the requirements and loading has not begun, that quantity of material represented by the sample shall be rejected. If the piston actuators have been loaded with material containing excessive moisture, the remaining ma

33、terial that is represented by the sample, together with all piston actuators loaded with the non-conforming material, shall be rejected. 4.4.4 Inspection equipment. The inspection equipment required to perform the examinations and tests prescribed herein is described in the “Paragraph Reference/Insp

34、ection Method“ column in the tables starting with paragraph 4.4.2.1. The contractor shall submit for approval inspection equipment designs in accordance with the terms of the contract. See Section 6 of MIL-A-48078 and 6. herein. 4.5 Methods of inspection. 4.5.1 Moisture content ignition powder. The

35、moisture content shall be determined in accordance with MIL-P-22264. Observation shall be made for compliance with the applicable requirement. 4.5.2 Functioning tests- sensitivity and output. 4.5.2.1 No-fire test. The piston actuator, maintained at the conditioning temperature, shall be subjected to

36、 the specified no-fire voltage by discharging a capacitor across the bridge circuit in accordance with the requirements of Dwg. 12631047. Any sample which fails to comply with the requirement of 3.4.1 shall be classed defective and shall cause the lot to be rejected. (Non-destructive test). 4.5.2.2

37、All-fire output. The piston actuator,maintained at the conditioning temperature, shall be assembled in the specified test fixture (Dwg. 12631059) and subjected to the specified all-fire voltage by discharging a capacitor across the bridge circuit in accordance with the requirements of Dwg. 12631047.

38、 Observation shall be made or compliance with the requirements of 3.4.2. Any sample which fails to fire on the first attempt shall be classed defective. (Destructive test) I5 Licensed by Information Handling Services- - MIL-A-48690 13 9799906 0323541 T MIL-A-48690(AR) 4.5.3 Environmental tests. 4.5.

39、3.1 Resistance between electrode and cup, thermal shock, vibration, and function. The piston actuators shall be tested as follows, in the sequence specified, using approved equipment: a. b. C. d. e. f. g. h. 4.5.3.2 Measure resistance between the electrode and cup in accordance with 4.5.6. Condition

40、 for two (2) hours minimum at minus 650 -5OF. Remove from cold chamber and within 20 seconds transfer to a hot: chamber at 1600 + 5 OF. Condition for two (2) hours minimum at 1600 + 50F and 20 % maximum relative humidity. Remove from hot chamber and immediately transfer to the vibrator. Vibrate for

41、15 minutes, minimum, in a sweep covering a frequency range of 25-500-25 cycles per second, parallel to the transverse orthogonal axis, with output end down and a 2 2 0.2 Gs peak amplitude. Measure resistance between electrode and cup in accordance with 4.5.6. The piston actuators shall be tested as

42、specified in 4.5.2.2. Any piston actuator which fails to comply with the applicable requirement shall be classed defective. (Destructive test) Waterproofness . The piston actuator assemblies shall be immersed in water at a two (2) to three (3) inch depth for 48 hours, minimum at the conditioning tem

43、perature. Atthe end of the immersion time, the piston actuator assemblies shall be removed from the water, tested according to 4.5.2.2, and observed for compliance with the requirements of 3.4.2. Any sample which fails to comply with the applicable requirements shall be classed defective. (Destructi

44、ve test) I 4.5.3.3 Cold temperature. The piston actuator assemblies, maintained at the conditioning temperature, shall be functioned as specified in 4.5.2.2. (Destructive test). 4.5.3.4 Hot temperature. The piston actuator assemblies, maintained at the conditioning temperature, shall be functioned a

45、s specified in 4.5.2.2. (Destructive-test). 16 Licensed by Information Handling Services- MIL-A-4b70 I3 m 7797706 0323542 I m MIL-A-48690 (AR) .! 4.5.4 Resistance between electrode and header. The bridge assembly shall be connected to the equipment and the bridge - resistance shall be measured when

46、a current limited to one (I) milliampere is applied. Any bridge assembly that fails to comply with the drawing requirement shall be classed defective and removed from the lot. (Non-destructive test) 4.5.5 Insulation resistance between electrode and header of plug assembly. The required D.C. voltage

47、shall be applied to the plug assembly between the electrode and the header for not less than one or more than two seconds. If the resistance measures less than.the specified resistance, the plug assembly shall be classed defective and removed from the lot. (Non-destructive test 4.5.6 Resistance betw

48、een electrode and cup. The piston actuator assembly shall be connected to the equipment and the resistance chai1 be measured between the electrode and the cup when a current limited to one (1) milliampere is applied. Any actuator assembly that fails to comply with the drawing requirement shall be cl

49、assed defective and removed from the lot. (Non-destructive test) 4.5.7 Plating of electrodes. The plating shall be verified within the applicable drawing requirement. (Test samples shall not be returned to the lot). 4.5.8 Pull test of electrode of plug assembly. The plug assembly shall be tested in accordance with the applicable drawing requirements. (Destructive test), 5. PACKAGING 5.1 Preservation and packaging. 5.1.1 Level B. Piston actuators shall be packaged in accordance with Code of Federal Regulations Title 49, Para 100-177. In addition, e