1、MIL-P-3L77B 16 W 7777706 0375433 E W E mL-P-38199B 2 December 1971 SUPERSEDING MIL-P-3819 9A 14 April 1966 MILITARY SPECIFICATION PAD, PARACHUTE “ESS, QUICK RELEASE This specification is mandatory for use by all Departments and Agencies of the Department of Defense. 1.1 This specifleation covers one
2、 type of pad, abricated of leather, felt and nylon fabric, wed with the parachutists harness quick release. 2. APPLICABLE WCUMIINTS 2.1 The following documents, of the issue in effect on date of invi- tation for bids or request for proposal, form a part of this specification to the extent specified
3、herein. SPECIFICATIONS FEDERAL * * , PPP-B-26 - Bag, Plastic, Polyethylene PPP-B-566 - Boxes, Folding, Paperboard PPP-B-601 - Boxes, Wood, Cleated Plywood PPP-B-636 - Boxes, Shipping, Fiberboard PPP-B-676 - Boxes, Setup STANDARDS MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspection b
4、y Attributes MIL-STD-129 - Marking for Shipment and Storage DRAWINGS USAF 44B9637 - Pad, Assembly - Parachute Harness, Quick Release FSC 1670 A Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-KtL-P-38199B (Miniature copies of sheets 1 and 2 of WAF Dr
5、awing 44B9637, identified as figures 3. and 2, are attached for information only). (Copies of specifications, standards and drawings required by suppliers in connection with apecific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) * 2.
6、2 Other publications.- The following documents form a part of this speci- fication to the extent specified herein. Unless a specific issue is identified, the issue in effect on date of invitation for bids or request for proposal shall Wd-Y Natfonal Motor Breiaht Traffic Association, Inc., Aqent Nati
7、onal Motor Freight Classification (Application for copies should be addressed to the American Trucking Associa- tions, Inc., Tariff Order Section, 1616 P Street, N.W., Washington, D.C. 20036.) Uniform Classification Committee, Agent Uni f o w Freight Clas si fi cation (Application for copies should
8、be addressed to the Uniform Classification Committee, Room 202, Union Station, 516 W. Jackson Blvd., Chicago, Illinois 60606 .) 3. REQUIREMENTS * 3.1 First article.- When specified, the supplier shall furnish a sample for first article inspection and approval (see 4.2, 6.2 and 6.3). 3.2 Materials.-
9、Materials shall conform to the requirements specified on USAF Drawing 44B9637 and to subsidiary specifications, standards and drawings applicable thereto. 3.3 Construction.- Construciton details shall be in accordance with the requirements specified on USAF Drawing 44B9637. 3.3.1 Machine stitching.-
10、 Thread breaks, bobbin runouts, or two or more consecutive skipped stitches shall be over-stitched not less than 1/2 inch beyond ends of defect. quired stitch pattern. be no loose stitching and the locks will be imbedded in the materials sewed. All thread ends shall be trimmed. Runoffs shall be rest
11、itched to conform to the re- Thread tension shall be maintained so that there will 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-38397B 3b 777970b 0375433 b I MIL-P-38199B 3.4 Workmanship.- aie workmanship shall conform to the quality estab
12、- lished by this Specification. 4. QUALITY ASSURANCE PROVISIONS * 4.1 Responsibility for inspection.- Unless otherwise specified in the contract or purchase order, the supplier is responsible for the performance of all inspection requirements as specified herein. Except as otherwise specified in the
13、 contract or order, the supplier my use his own or any other facilities suitable for the performance of the inspection requirements speci- fied herein, unless disapproved by the Government. The Government reserves the right to perform any of theinspections set forth in the specification where euch i
14、nspections are deemed necessary to assure supplies and services conform to prescribed requirements. 4.1.1 Inspection.- Sampling for inspection shall be performed in accordance with ML-STD-105, except where otherwiseindicated hereinafter. * 4.2 First article inspection.- When required (see 6.2), insp
15、ection of the first article shall be made of a completely fabricated item for all provisions of this document applicable to end item inspection. 4.3 Material and component inspection.- In accordance with 4.1 above, niaterials and components shall be inspected in accordance with all the requirements
16、of referenced specifications, standards and drawings, unless otherwise excluded, mended, modified or qualified in this specification or applicable purchase document. 4.3.1 In-process inspection.- Inspection shall be made of components and subassemblies at appropriate stages of fabrication to determi
17、ne con- formance to the requirements of this document. right to exclude from consideration for acceptance any materials or com- ponents for which in-process inspection has indicated non-conformance. The Government reserves the * 4.4 Inspection of the end item.- Lots shall be expressed in units of pa
18、ds. * 4.4.1 Inspection levels and acceptable quality levels (AQLs) .- Inspection levels and AQLs, expressed in defects per hundred units, shall be as follows: For examination in 4.4.2 For examinat ion in 4.4.3 For examination in 4.4.4 Inspection levels II s-3 s-2 AQLs 2.5 - Major 6.5 - Total 2.5 - O
19、ne class 4.0 - One class Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-4.4.2 Examination of visual. characteristics.- The sample mit for this examination shall be one complete pad assembly. Characteristics to be ex- amined and classification of def
20、ects shall be.as follows: Classification Mal or Minor Examine Defect Materiale Stitches and stitching NOTE: Component not speciified color Component net ffnished as speeified Component Pnissbng, not assembled or joined as specified X Not type of stitch specified X Stitch pattern not as speciffed One
21、 stitch less than minimum specified Two stitches less than minimum One or mre stitches in excess of the specified X maximum specified Variation in number of stitches per inch, caused by the operator speeding up the machine or pulling the material in order to sew aver heavy places, heavy ses- or in t
22、urning corners, shall be classi- fied as follows: (a) Within the major defect classification - Minor defect. (b) Within the minor defect classification - No defect. Thread breaks , bobbin runouts, or two or more consecutive skipped stitches not overstiched a mini- num of 1/2 inch minimum of 1/2 inch
23、 Ends of stitching not backstitched a 4 5- X X X X X X X Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-38L77B Lb = 77777Ob OL754L5 T m I C1 as s i fi cat ion Defect Major Minor Examine Stitches and stitching (cont d) Leather Webbing and cloth
24、 Thread Cementing Cleanness Hardware Loose tension, resulting in loosely ex- posed top or bobbin thread; or tight tension resulting in tightness or puck- ering of material at stitch line Thread ends not trimed throughout Any row of stitching dssrbing Needle chews Stitching run off at edge and not re
25、- stitched in accordance wfth the re- qu$red stitch pattern X X Cut, torn, scarred, brand niark or edges cut by runoff of stitching Smooth side of leather not placed as specified Cut, tear, hole, thin or weak place, or abrasion or seared area on nylon raveled, or torn Edges of webbing eut, frayed, N
26、ot specified type or size Color not as specified Cement on buffer more than 3/8 inch Applied in areas other than specified Grease, dirt, or oil stains, or ce- from edge ment smears Component fractured or malformed Sharp burr or metal sliver Finish omitted, peeling, flaking, blis- Any area or rust or
27、 corrosion tered, or not otherwise adherent X X X X X X X X X X X X X X X X Identification Missing, illegible, incomplete, incorrect, improper location, or X I not applied as specified X Wrong color Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I M
28、IL-P-38199B 16 = 9999906 019541b I = . MIL-P-38 199B 4.4.3 Dimensional examination.- The sample unit for this examination Examination shall be made of dimen- shall be one complete pad assembly. sional characteristics. ments shall constitute a defect. Any deviation from specified dimensional require-
29、 4.4.4 Examination of preparation for delivery.- An examination shall be made to determine compliance with the packaging, packing and marking requirements specified in section 5. The sample unit for this examination shall be one shipping container fully prepared for delivery except that it need not
30、be sealed. Characteristics to be exmined and defects applicable thereto shall be as specified below. phases; first, an interior examination; and second, an examination of the emtainer sealed or dosed or delivery. Examination shall be made in two Examine Defect * Marking (exterior container and packa
31、ge) . intermediate Materials Workmanship Omitted; incorrect, illegible; improper size, or not as specified. Component missing, damaged, defective, or not as specified. I Inadequate application of components such as incomplete closure of container flaps, loose strapping or taping; bulging or distorti
32、on of containers; improper closure of polyethylene bag or expelling of air; contents loose or not snug fitting. * Contents (container and Number per intermediate package and exterior intermediate package) container is more or less than required. 5. PREPARATION FOR DELIVERY 5.1 Packaging.- Packaging
33、shall be level A or C, as specified (see 6.2). 5.1.1 Level A.- * 5.1.1.1 Unit packaging.- Each pad shall have the attached safety strap neatly folded and positioned in such a manner as not to obstruct the read- ability of the identification marking. Each pad shall then be mit packaged 6 e- -. - Prov
34、ided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-38199B in a close-fitting 8.002-inch thick polyethylene fdlm bag conforming to type I or II, grade A, style 1 of PPP-B-26. operation, excess air within the bag shall be expelled. Prior to or during th
35、e heat sealing closure * 5.1.1.2 Intermediate packaainq.- Twenty pads, unit packaged as specified in 5.1.1.1, shall be packaged in a folding paperboard box conforming to variety 2, style III, type G, class i of PPP-B-566; or setup paperboard box conforming to type I, variety 2, class A, style 4 of P
36、PP-B-676. on edge two in length, ten (nested) in width, and one in depth within a paperboard box. 6-1/4 inches in width and 4-5/5 inches in depth. closed with pressure-sensitive tape in accordance with the appendix of the applicable box specification. The pads shall be packaged Inside dimensions of
37、each paperboard box shall be 9-1/4 inches in length, Each box shall be securely 5.1.2 Level C.- Pads shall be packaged to afford adequate protection against damage during shipment from the supply source to the first receiving activity. The supplierby use his standard practice when it meets this re-
38、quirement. 5.2 Packing.- Packing shall be level A, B, or C, as specified (see 6.2). * 5.2-1 Level A.- Three hundred pads, packaged as specified in 5.1, shall be packed in a shipping container conforming to style RSC, V2s or V3s of PPP-B-636. style A or I, grade A or B, type 2 load of PPP-B-601, as s
39、pecified (see 6.2). Level A packages shall be packed on end, five in length, three in width, and one in depth within a shipping container. Inside dimensions-of each shipping container shall approximate 24-1/4 inches in length, 20 inches in width, and 9-1/2 inches in depth. Approximate dimensions are
40、 furnished as a guide only. Each shipping container shall be closed and reinforced in accordance with the appendix of the applicable container specification. Alternatively, shipping containers shall conform to uverseas type, * 5.2.2 Level B.- Three hundred pads, packaged as specified in 5.1, shall b
41、e packed in a shipping container conforming to style RSC, type CF (variety SW) or SF, class domestic, grade 275 of PPP-B-636. Level A packages shall be packed on end, five in length, three in width, and one in depth within a shipping container. Inside dimensions of each shipping container shall appr
42、oximate 24-1/4 inches in length, 20 inches in width, and 9-1/2 inches in depth. Approximate dimensions are furnished as a guide only, Each shipping container shall be closed in accordance with method II as specified in the appendix of the container specification. . 7 Provided by IHSNot for ResaleNo
43、reproduction or networking permitted without license from IHS-,-,- - MIL-P-38397B lb 7799906 0395438 5 = mL-P-48199B * 5.2.2.1 When specified (see 6.2), the fiberboard shipping container shall be a grade VC, V3s or V4s fiberboard box fabricated in accordance with PPP-B-636 and closed in accordance w
44、ith the appendix of the container speci- fication. * 5.2.3 Level C.- Pads, packaged as specified in 5.1, shall be packed in a manner to insure carrier acceptance and safe delivery to destination at the lowest transportation rate for such supplies. Containers shall be in accordance with Uniform Freig
45、ht Classification Rules or National Motor Freight Classification Rules, as applicable. 5.3 Marking.- In addition to any special marking required by the con- Iract 0r order, intermediate packages and shipping containers shdl be marked in accordance with MIL-STD-129. 6. NOTES 6.1 Intended use.- The pa
46、d covered by this specification is a protec- tive cushion for use with the quick release device of the harness component of troop-type personnel parachutes. * 6.2 Ordering data.- Procurement documents should specify the following: (a) (b) (c) Stock number. (d) (e) (E) Title, number and dote of this
47、Specification. When a first artfele is required (see 3.1, 4.2 and 6.3). Selection of applicable levels of packaging and packing (see Type of shipping container desired for level A packing (see 5.2.1). When V-board shipping containers are required for level B 5.1 and 5.2). shipments (see 5.2.2.1) . *
48、 6.3 First articleJ- When a first article isrequired, it shall be inspected and approved under the appropriate provisions of ASPR 7-104.55. article should be a preproduction samvle. one unit. procurement instruments regarding arrangements for inspection and approval of the first article. The first T
49、he first article should consist of The contracting officer should include specific instructions in all Custodians : Amy - GL Navy - AS Air Force - Review activities : Army - AV Air Force - 11 User activity : Nw - IZ Preparing activity: Amy - GL Pro j ect No. 1670- 0445 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-38197B Ib 7777906 0375437 7 MIL-P-38199
