NAVY MIL-C-82686-1979 CATAPULT AIRCRAFT EJECTION SEAT CKU-7 A REWORK ASSEMBLY《CKU-7 A型再造飞机弹射座椅弹射器组件》.pdf

1、, -hg 1 Spring, Grain 1 Ville, Wk 2 MS16625-1259 MS29513-O12 MS29513-120 M929513-117 MS29513-O20 MS29513-148 hB29513-223 hE9021-34 PIS9021- 36 MS51963-35 MS51963-20 10551585 10551415 11820367 10533782 11731754 10533781 MS9048-104 Ring, Back-Qp 1 518t3G Release 1 1.05 5 14 16 Cam 1 10551411 Screw 2 1

2、1731753 Plug, Protective 1 MS5501/10-F4 4 II -II - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-82bb 13 W 9779706 0362575 2 MIL-C-82686 3.2.3.1 Release. Replace the release, which has a 0.14 inch (in.) wide x 0,826 in. diameter O-ring groove

3、 in accordance with Dwg. 10551416, revision B, with a release which has a 0.17 in. wide x 0.831 in. diameter O-ring groove in accordance with Dwg. 10551416. Releases which have 0.17 in, wide X 0.831in. diameter O-ring groove, and conform to Dwg. 10551416, may also be used in the rework assembly. 3.2

4、.3.2 e. Replace the cams having a 1/16 in. radius in accordance with Dwg. 10551411, revision D with cams having a 114 in. radius in accordance with Dwg. 10551411. Cams which have % in. radius and conform to Dwg. 10551411, may also be used in the rework assembly. 3.2.3.3 Cartridge assembly. Only new

5、14270 impulse cartridges manu- factured within 12 months prior to the contract scheduled delivery date for the catapult assembly lot in accordance with Dwg. 10551431, and comply with the requirements of MIL-C-14814, shall be installed in the CKU 7/A rework assembly, Dwg. 11820361. 3.2.3.4 Propellant

6、. Only new sleeve and grain assemblies manufactured within 12 months prior to the contract scheduled delivery date for the catapult assembly lot in accordance with Dwg. 11820365, and conform. to the requirements of MIL-S-48567, shall be installed in the CKU-7/A rework assembly, Dwg. 11820361; 3.2.4

7、Modified components. Conversion of M38 and CKU-PIA catapults to the latest CKU-7/A catapult configuration shall be accomplished by modifying the following components: 3.2.4.1 Booster tube. Modify the booster tube which has a 0.995 in. outside diameter and single O-ring groove configuration in accord

8、ance with Dwg, 10551422, Revision C, to the dual O-ring groove configuration in accordance with Dwg. 5184310. grooves Booster tubes which have dual O-ring and conform to Dwg. 10551422 may also be used in the rework assembly. 3.2.4.2 Launcher tube. Modify the launcher tube in accordance with Dwg, 105

9、51423 by eliminating the two nylon pellets, Dwg. 8594155. 3.2.4.3 Track. Modify the track in accordance with Dwg. 10551421 by machining cross sections A-A, B-B, C-C, and D-D to allow for teflon finish. 3.2.4.4 Retainer. Modify the retainer which has a 318 in. radius in zone D-7 in accordance with Dw

10、g. 10551418, Revision C, to the configuration shown of Dwg. 5184309. Retainers which have 3/16 and 114 in. radii in zone D-7 and conform to Dwg. 10551418 may also be used in the rework assembly. 3.3 Hydrostatic pressure. The components listed in TABLE III shall withstand the corresponding internal p

11、ressure for 15 seconds (s) minimum, without application of any external load, and shall thereafter show no evidence of leakage or mechanical failure. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-82686 TABLE III. Internal pressure requireme

12、nts. , I I I mnent I Hydrostatic pressure psi, minimum Booster tube (10551422) 11, mo Launcher tube (10551423) 11,000 Motor tube (10551424) 5,000 t 3.4 Torque. Torque shall be as specified in TABLE IV. No lo or deformation shall occur upon application of breakaway torque. TABLE IV. Torque values. Co

13、mponents . , . - -. . . . . - -. Booster tube assembly 10551422 to Head 10551412 8 Launcher tube assembly I 10551423 to Mount 10551413 ! Seating or bottoming (Inch-pounds) ._._ -_- _ 400 + 50 -0 400 + 50 -0 . . . . , . - . . -. . ._ enin -I-.- Breakaway 200 200 . - - - 3.5 Residual magnetism. The as

14、sembled catapult shall not deflect the indicator of a MS17983 compass more than5 in either direction when passed in front of the compass at a distance of 6 inches. 3.6 Nozzle leak test. Nozzle balllretainer O-ring shall show no indications of leakage throughout the operational range of the swivel no

15、zzle. 3.7 Release O-ring leak test. Release O-ring shall show no indication of leakage when subjected to test pressure. 3.8 Shear pin strength. Shear pins shall shear when subjected to a radial load of 41 t: 5 lbs. applied at the rate of 0.125 inches per minute. 6 Provided by IHSNot for ResaleNo rep

16、roduction or networking permitted without license from IHS-,-,-NIL-C-BZbb 13 W 779970b 03b2577 b = MIL-C-82686 3.9 Protective finish. Protective finish shall be in accordance with the applicable specification referenced on the drawings and shall apply to all surfaces regardless of configuration. ext

17、erior components shall have the existing protective finish stripped and the specified protective finish reapplied (see 6.4). Remanufactured 3.10 Workmanship. The requirements of workmanship shall be as specified on the applicable drawings, referenced specifications and the following: 3.10.1 Metal de

18、fects. All components shall be free from cracks, splits, cold shots, inclusions, porosity or other metal defects, 3.10.2 Burr. No part shall have a burr which might interfere with the assembly or function of the item or which might be injurious to personnel handling the item. 3.10.3 Foreign matter.

19、No part of the assembly shall contain chipe, dirt, oil, rust, corrosion or other foreign matter, 3.11 Ballistics. The catapult, loaded with acceptable explosive components, shall function without mechanical failure and conform to the requirements of MIL-C-48568. 3.12 Radiographic requirements. Each

20、loaded rocket catapult shall be radiographically inspected for the presence, condition, and correct placement of internal components. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract, the contractor is responsible for the performance of al

21、l inspection requirements as specified herein. in the contract, the contractor may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserves the right to perform any of the inspectio

22、ns set forth in the specifi- cation where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. Except as otherwise specified 4.2 Classification of inspections. The requirements specified herein are for quality conformance inspection (see 4.4). 4.3

23、 Inspection conditions. Unless otherwise specified (see 6.2), all inspections shall be performed under the following conditions: a. Temperature: Room ambient 18 to 35OC (65 to 95F) b. Altitude: Normal ground C. Vibration: Not applicable d, Humidify; Room ambient to 95 percent relative, maximum 7 Pro

24、vided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-82686 4.4 Quality conformance inspection. The quality conformance inspection shall consist of the examinations of 4.5 and the tests of 4.6 performed on samples selected in accordance with 4.4.2 and 4

25、.4.3, respectively. Unless otherwise specified, sampling shall be in accordance with HIL-STD-105. 4.4.1 Lot size. For the purpose of identification and shipment, a shipping lot shall consist of 1200 metal parts assemblies, maximum, exclusive of test samples, provided the homogeneity of the manufactu

26、ring process has been retained throughout the inspection lot unless otherwise specified (see 6.2). 4.4.1.1 Identification marking for head. Unless otherwise specified (see 6.2), each head shall have the previous serial number stamped out and a new serial number engraved on either side of the head. 4

27、.4.2 Sampling for examinations. One hundred percent examination Sampling for majar and shall be performed for all critical defects. minor defects shall be in accordance with TABLE V. TABLE V. Sampling plan and individual defect criteria. Major bt size Sample size Accept I Reject. I i - 300 100% Exam

28、ination 301 - 1300 110 1 2 1301 - 3200 150 f 2 3 3201 - 8000 225 3 4 ir 8001 -22000 300 4 5 c- 4.4.3 Sampling for tests. Sampling for tests shall be in accordance with the following: 4.4.3.1 Hydrostatic pressure. Each component listed in TABLE III shall be subjected to the internal hydrostatic press

29、ure test of 4.6.1. 4.4.3.2 Shear pin strength. Fifty pins from each lot of shear pins used in the contract shall be tested for shear strength in accordance with 4.6.2. 4.4.3.3 Protective finish. The number of specimens and acceptance criteria for protective finish tests shall be in accordance with t

30、he applicable documents listed on the drawings (see 4.6.3). 4.5 Quality conformance examination. Using the sampling plan and associated criteria in TABLES V and VI, the quality conformance examination 1 shall be performed on a defect basis in accordance with the classification of defects contained i

31、n TABLE VII. characteristic), the criteria in TABLE V shall be used. For total defects For an individual defect (single 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-82686 13 9999706 0362579 T M % MPL-C-82686 e within a major or minor class

32、, the criteria of TABLE VI shall be used. All nonconforming material shall be removed from the lot. Inspection for rubber O-rings shall be in accordance with MIL-STD-413. The roughness comparison specimens prescribed in ANSI B46.1 shall be used as a basis of comparison for surface roughness determin

33、ation. (4X) magnification shall be used in perfodng visual examination for such defects as burrs and foreign matter. Four power TABLF: VI. Total defect criteria. I I I I Sample size Nmber of defect classifications in class* -1 150 225 I 300 2-3 4-7 8 - 19 20 - 43 Over 43 I 4-7 8 - 16 17 - 48 Over 48

34、 *e.g. 101-119 are 19 defect classifications in a major class, 4.5.1 Reclaimed parts. Examination of reuseable parts, which require no reprocessing, shall be limited to inspection of defects that require visual type inspection. shall be performed for all such defects. be reprocessed or rejected. One

35、 hundred percent examination All nonconforming parts shall 4.5.2 Reprocessed parts. One hundred percent examination shall be performed for all critical defects, defects shall be performed on a defect basis in accordance with the classification of defects contained herein, using the sampling plan and

36、 associated criteria in TABLES V and VI. For an individual defect (single characteristic), the criteria in TABLEV shall be used. For total defects within a major or minor class, the criteria in TABLE VI shall be used. All parts containing nylon pellets in which the existing protective finish Examina

37、tion for major and minor All nonconforming material and parts shall be rejected. is stripped and protective finish reapplied, shall have new nylon pellets inserted in accordance with the applicable drawings. 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from

38、IHS-,-,-10 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-82bb 13 m 77777Ob 03b2581 8 D A _L Pllotri Standby Compam MSl7985 3 .,. Composa F4co 6. MIL-C-82686 c i. W Norr: Dovlc+ and Compas# 9hdI Clr ln a Common Horlrontal Plonr FIGURE 1. Layou

39、t for determination“of residual-magnetism in-device, 11 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-82686 13 m 0b 0362582 T m MIL-C-82686 4.6.8 Ballistics. The test samples shall be tested to the ballistic requirements of MIL-C-48568. 4.6.9

40、 Radiographic inspection. Rocket catapults shall be radio- graphically inspected in accordance with MIL-STD-453, Radiographic Quality Level II, at Oo and 90 positions. for rejection of the unit. Radiographs shall be capable of detecting defects and rocket catapult components 0.03 inch in length or w

41、idth, whichever is smaller. Anydeficiency shall be cause 4.7 Examinations. 4.7.1 Examination for critical defects. Each catapult assembly shall be examieed for critical defects. one ormore critical defects shall be rejected. Any catapult assembly containing 4.7.2 Examination for major and minor defe

42、cts. Examination for major and minor defects shall be performed on asingle defect basis, using the sampling plan and associated criteria in TABLE V in accordance with the classification of defects contained in TABLE VII. If the total number of defects for any classification for either major or minor

43、 defects exceeds the acceptance number specified in TABLE VI, the lot shall be rejected. All non-conforming material and parts shall be rejected. Four power (4X) magnification shall be used in performing visual examination for such defects as burrs and foreign matter. TABLE VII. Classification of de

44、fects. Method of Classification Defect inspection Firing pin (Drawing 8596909) CRITICAL None defined MAJOR 101 102 . 103 104 105 MINOR 201 Metal defective Protective finish inadequate or defective Surface finish of body and striker inproper Burr or sharp corner, except as required Foreign matter Mar

45、king missing, incorrect or illegible Visual Visual Visual Visual Visual Visual 12 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-,-,-Provided by IHSNot for

46、 ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-82bb 13 7799906 03b2585 5 * e MIL-C-8 268 6 TABLE VII. Classification of defects. - Continued I Method of Classificatio Defect inspec tion MAJOR 104 105 10 6 10 7 108 109 110 111 112 113 MINOR 201 202 203 204 205 206 2

47、07 208 209 2 10 211 212 CRITICAL None defined EIAJOR 10 1 10 2 103 104 MINOR 201 Cam, Drawing 10551411 Concentricity of large radius with outside radius Width of groom Width of flange Location of groove from face Location of holes Angles of lead of helix Metal defective Protective finish inadequate

48、or defectii Burr Foreign matter Outside radius Length from sharp edge to groove Location of groove from datum Angular location of holes Angular width from center line Angle, primary center section Location to datum Radius, small, center section Radius, large, center section Radius or chamfer missing

49、 or incorrect Marking missing, incorrect or illegible Surface finish improper Cam, Drawing 10551411 (Rework) Metal defective Protective finish inadequate or defecti? Burr or sharp corner Foreign matter Marking missing, incorrect or illegible Gage Gage Gage Gage Gage Gage Visual visual. Visual Visual Gage Gage Gage Gage Gage Gage Gage G