DLA MIL-R-43608 A-1981 RIP CORD PARACHUTE PERSONNEL GENERAL SPECIFICATION FOR《降落伞开降绳的一般规定》.pdf

1、MIL-R-360A 16 W 7999906 Ol17597Li B W c- y -l MIL-R-43608A 23 June 1981 SUPERSEDING MIL-R-43608 15 November 1968 MILITARY SPECIFICATION RIPCORDS, PARACHUTE, PERSONNEL, GENERAL SPECIFICATION FOR This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SC

2、OPE 1.1 Scope. This specification covers the general requirements or personnel parachute ripcords. 1.2 Classification. as specified (see 6.2). Ripcords shall be of the following types, styles and sizes, Type I Style Size Size Style Style Size Size Style - 1 A B 2 3 A B 4 Cloverleaf grip Type II - “T

3、“ grip . - ,-.- . .,_ ;- . n. - size A. . .i“ _ . . ._. _._ ._ . - . . . - -. . .;. ., : Type III - Trapezoidal grip Style 1 Style 2 Style 3 - Size A Style 2 Size B Style 3 Size A Size B Beneficial comments (recommendations, additions, deletions) and any addressed to: US Army Natick Research and Dev

4、elopment Laboratories, I Natick, MA 01760 by using the self-addressed Standardization Document ! i i 1 pertinent data which may be of use inhproving this document should be . Improvement Proposal (DD Form 1426) appearing at the end of this documenl or by-letter. . .- Provided by IHSNot for ResaleNo

5、reproduction or networking permitted without license from IHS-,-,-L MIL-R-4360A 3b 777970b 0375775 T W 1 4 MIL-R-43608A 2. APPLICABLE DOCUMENTS 2.1 Issues of documents. The following documents, of the issue in effect ,on date of invitation for bids or request for proposal, form a part of this specif

6、ication to the extent specified herein: SPECIFICATIONS FEDERAL PPP-B-2 6 - Bag, Plastic, Polyethylene PPP-B-601 - Boxes, Wood, Cleated-Plywood PPP-B-636 - Boxes, Shipping, Fiberboard STANDARDS MILITARY MIL-STD-105 - Sampling Prqcedutes and Tables for Inspection by MIL-STD-129 - Marking for Shipment

7、and Storage MIL-STD-1188 - MS 70112 - Ripcords, Parachute, Pgr.sonnel Attributes Commercial Packaging of Supplies and Equipment DRAWINGS US ARMY NATICK RESEARCH AND DEVE TORIES 11-1-313 - Ripcord Pin Check Gage 11-1-2524 - Ripcord Asaeqbly .- . ,. AIR FORCE 42B 1 O91 6 - Method of Testing Parachute

8、Ripcord Locking Pins NAVY 60A113C42 - Test Method, Ripcord Locking Pin, Parachute (Copies of specifications , standards, drawings and publications required by contractors in.connection with specifi hould be obtained from the procuring activity r as dire 3 REQUIREMENTS 3.1 First article. When specifi

9、ed (see 6.21, the contractor shall furnish a sample for first article inspection and approval (see 4.3 and 6.3). 3.2 Materials. The materials, constructin,.and-supplementary processes involved in the fabrication of the ripcord shall conform to the requirements specified or shown on MS 70112 or 11-1-

10、2524, applicable drawings, and the detail drawings subsi- diary thereto. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-q3bOA 16 9 7977706 0375976 I 9 MIL-R-43608A 3.3 Performance. 3.3.1 Locking pin joint. Each swaged locking pin joint shall

11、 show no evidence of loosening when pull tested in accordance with 4.4.3.2.1. 3.3.2 Lockina pin. Each locking pin shall not take a permanent set when tested in accordance with 4.4.3.2.2. 3.3.3 Welded, brazed or soldered joints Welded, brazed or soldered joints on ripcord grips shall show no evidence

12、 of separation when pull tested in accordance with 4.4.3.2.3. 3.4 Identification marking. Each rlpcord shall be permanently marked with the part number (detail drawing number) and the manufacturers identification or readily identifiable trademark. If impression stamping is not used, the method of ma

13、rking shall be subject to the approval of the procuring activity. Marking shall be in a location that will not affect serviceability. 3.5 Workmanship. The workmanship s 11 conform to the quality established by this specification. 4. QUALITY ASSURANCE PROVISIONS .- . . . . -., “ . 4.1 Responsibility

14、for inspection%. Un1 ecified in the contract, the contractor is responsible for the performance of all inspection requirements as specified herein. Except as otherwise specified in the contract, the contractor may use his own or any other facilities suitable for- the peformance of the inspection req

15、uirements specified herein, unless disapproved by the Government. The Government reserves the right to perform any of the inspect-ions set forth in the specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. 4.2 Classification of

16、inspections . The inspection requirements specified herein are classified as follows: (a) (b) First article inspection (see 4.3). Quality conformance inspection (see 4.4). 4.3 First article inspection. When a first article is required (see 6.2), it shall be examined for the defects specified in 4-.4

17、.3.1.1 and 4.4.3.1.2. presence of any defect shall be cause for rejection of the first article. The 4.4 Quality conformance inspection. Unless otherwise specified, sampling f or inspection shall be performed in accordance with MIL-STD-105. 4.4.1 Component and material inspection. In accordance with

18、4.1, components and materials shall. be inspected in accordance with all the requirements of referenced specifications, drawings, and standards unless otherwise excluded, amended, modified, or qualified in this specification or applicable purchase document. 3 Provided by IHSNot for ResaleNo reproduc

19、tion or networking permitted without license from IHS-,-,-a 4.4.2 In-process inspection. Inspection shall be made of ripcords at appropriate stages of fabrication to determine conformance to the requirements of this specifi- cation. The Government reserves the right to exclude from consideration for

20、 acceptance any material for which in-process inspection has indicated noncon- f ormance . 4.4.3 End item inspection. 4.4.3.1 End item examination. The end item shall be examined in accordance with I 4.4.3.1.1 and 4.4.3.1.2. shall be expressed in units of ripcords. The sample unit shall be one ripco

21、rd and inspection lots 4.4.3.1.1 Visual examination. The end item shall be examined for the defects listed in table I. level (AQL) shall be 1.5 major and 6.5 total (major and minor combined) defects per hundred units. The inspection level shall be II and the acceptable quality TABLE I* Visual defect

22、s Classification Examine Defect Major Minor Construction and Any component missing or not joined as Any operation omitted or not performed Any component damaged, malformed, or Cable end not flush or recessed as Welding or brazing not finished smoothly workmanship specified X as specified X misaligne

23、d X specified X where specified X Broken wire in cable X Any sharp edges, burrs, X or metal slivers Identification Missing, illegible, incorrect, improper marking location, or not applied as specified I X 4.4.3.1.2 Dimensional examination. The completely fabricated ripcords shall be examined for con

24、formance with the dimensional requirements of MS 70112, applicable drawings, and the detail drawings subsidiary thereto. ripcord. dimensions shall be cause for rejectipn of the lot, I The sample unit shall be one The inspection level shall be S-4 and any deviation from the specified 4.4.3.2 End item

25、 testing. * 4.4.3.2.1 Swaged locking pin joint testing. Each swaged locking pin joint shall be ull tested as specified on Air Force Drawing 42B10916 or Navy Drawing 60A113C42 I as ieferenced on the applicable detail drawing. Any loosening of the swaged joint 4 I Provided by IHSNot for ResaleNo repro

26、duction or networking permitted without license from IHS-,-,-I MIL-R-4 36088 shall be cause or rejection of the ripcord. Force Drawing 42B10916, the specified pulling bar may be replaced by any test fixture so constructed that it will not deform the pins, cable or handle during the test. Whentesting

27、 in accordance with Air * 4.4.3.2.2 Lockiw pin bend testing. Each locking pin shall be tested as speci- fied on Air Force Drawing 42B10916 or Navy Drawing 60A113C42 to determine con- formance with the requirements of 3.3.2. the pin shall be inspected for straightness, using the gage described on Dra

28、wing No. 11-1-313. The gage shall fit over the pin without the use of force until the end of the pin is flush with or protrudes from the end of the gage. Failure of the pin to enter the gage freely aQd completely shall be cause for rejection of the ripcord. After the bend test load has been removed

29、4.4.3.2.3 Welded, brazed or soldered joint testing. On ripcord grips that. contaifi welded, brazed or soldered joints, each joint shall be pull tested to 40 pounds and examined for joint separation. Evidence of joint separation shall be cause for rejection of the ripcord. * 4.4.4 Packaging inspectio

30、n. An examination shall be made to determine that pre- servation, packing and marking comply with the section 5 requirements. shall be scored in accordance with the list below. shipping container fully packaged except that it need not be closed. inspection level shall be S-2 and the AQL shall be 2.5

31、 defects per hundred units. Defects The lot size The sample unit shall be a . shall be the number of shipping containers in tha end item inspection lot. The Materials Defect Omitted; incorrect; illegible; of improper size, location, sequence, or method of application. Component missing or damaged. C

32、ontents (interior Number per intermediate pack or shipping container is more packs and shipping containers) or less than required. * 5. PACKAGING 5.1 Preservation. Preservation shall be level A or Commercial as specified (see 6.2). I. 5.1.1 Level A. Each ripcord, with the cable coiled (when length p

33、ermits) and the 0.003-inch nominal thickness polyethylene bag conforming to typeI or II, style 1 of PPP-13-26. Prior to or during Che closure operation, excess air within the bag shall be expelled. , free end of the cable flexed to the handle, shall be unit packed in a close-fitting 5.1.1.1 Intermed

34、iate packaging. Twelve ripcords of one description only, unit packed as specified in 5.1.1, shall be packed in a snug-fitting intermediate fiberboard box conforming to style RSC, grade W6c of PPP-B-636. The top and bottom flaps of each f iberboard-box shall be securely closed with water-resistant ta

35、pe as specified in the appendix of PPP-B-636. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-43b08A 1b 777770b 0175777 7 M 5.1*2 Commercial. Ripcords shall be preserved in accordance with MIL-STD-1188. 5.2 Packing. Packing shall be level A, B

36、or Commercial as specified (see 6.2). MIL-R-43608A 5.2.1 Level A packing. One hundred and ninety-two ripcords of one description only, preserved as specified in 5.1, shall be packed in a snug-fitting shipping container conforming to style RSC, grade V2s of PPP-B-636; or overseas type, style A or I,

37、grade A or B, type 2 load of PPP-B-601, Each shipping container shall be closed and reinforced in accordance with the appendix of the applicable container specification. 502.2 Level B packing. One hundred and ninety-two ripcords of one description only, preserved as specified in 5.1, shall be packed

38、 in a snug-fitting fiberboard shipping container conforming to style RSC, type CF (variety SW) or SF, class domestic, grade 275 of PPP-B-636. Each shipping container shall be closed in accordance with method II as specified in the appendix of PPP-B-636. 5 2 2 1 Wea ther-resis tant containers . When

39、specified (see 6 2), the shipping container shall be a grade VC, V3s or V4s fiberboard box fabricated in accordance with PPP-B-636 and closed in accordance with the appendix of the container speciication. 5.2.3 Commercial packing. Ripcords, preserved as specified in 5.1, shall be packed in accordanc

40、e with MIL-STD-1188, 5*3 Marking. In addition to anyaspecial marking required by the unit packs and shipping containers shall be marked in accordance with MIL-STD-129 or MIL-STD-1188, as applicable. 5.3.1 s. Polyethylene bagged :unit packs shall have the required information legibly printed or stamp

41、ed in black directly on the bag so as to permit ready identification. -. l . 6. NOTES 6.1 Intended use. The ripcords are designed to secure parachute packs in a closed condition and efect the release o the-canopy when withdrawn. 6.2 Ordering data. Procurement documents should specify the following:

42、(a) (b) (c) (d) (e) Tite, number and date of this specification. Type, style and size required (see 1.2). When a first article is required (see 3.1, 4.2 and 6.3). Selection of the applicable levels of preservation and packing When weathet-resistant grade fiberboard shipping containers are (see 5.1 a

43、nd 5.2). required or level B packing (see 5.2.2.1). 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-43bOBA 16 9797906 0196000 8 MIL-R-43608A 6.3 First article. When a first article is required, it shall be inspected and The first article shou

44、ld consist of one complete approved under the appropriate.provis.ione of DAR 7-104.55 The first article should be a preproduction sample. ripcord. procurement instruments regarding arrangements for inspection and approval of the. first article. The contracting officer should include specific instruc

45、tions in all 6.4 Changes from previous issue. The margins of this specification are marked with an asterisk tb indicate where changes (additions, modifications, corrections, deletions) from the previous.issue were made. This was done as a convenience only and the Government assu,mes no liability wha

46、tsoever for any inaccuracies in these notations this document based on the entire content irrespective of the marginal notations and relationship to the last previous issue. Bidders and contractors are cautioned to evaluate the requirements of Custodians: Preparing activity: Army - GL Navy - AS Air Force - 11 Project No. 1670-0642 Army - GL . Review activities: , Army - AV Na+ - MC Air Force - 99 .- . .I 7 I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-