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本文(DLA MIL-L-11075 G-1988 LOOPS STRAP FASTENER《用绳捆扎紧固件线圈》.pdf)为本站会员(outsidejudge265)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

DLA MIL-L-11075 G-1988 LOOPS STRAP FASTENER《用绳捆扎紧固件线圈》.pdf

1、#. MIL-L-LL075G 53 7777306 0077937 3 M : - b - . Style A Style B Style C Style D Style E Style F Style G Style H Style S Style JJ Style KK Style LL 3-oj- ay I INCH-POUND MIL-L-11 O 75G 30 December 1988 SUPERSEDING MIL-L-11075F 27 December 1984 MILITARY SPECIFICATION LOOPS, STRAP FASTENER *This speci

2、fication is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers metal loop fasteners. 1.2 Classification. Strap loops shall be of the following types and styles as specified (see 6.2). Type I - Brass 1-1/16 by 1/2 inch-Cast 1-1

3、/16 by 1/2 inch-Wire 11/16 by 1/4 inch-Wire 2-1/16 by 1/4 inch-Wire 2-1/16 by 1/4 inch-Wire 1-1/32 by 518 inch-Wire 1-1/8 by 3/16 inch-Wire 13/16 by 1/2 inch-Cast 1-116 by 1-1/16 inch-Cast 13/16 by 5/8 inch-Wire 15/16 by 1/4 inch-Wire 1-1/16 by 1/4 inch-Wire 1 1 Beneficial comments (recommendations,

4、 additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: U.S. Army Natick Research, Development, and Engineering Center, Natick, MA 01760-5014 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearin

5、g at the end of this document or by letter. I I I AMSC NIA FSC 5340 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. THIS DOCUMENT CONTAINS 13 PAGES; Licensed by Information Handling ServicesProvided by IHSNot for ResaleNo reproduction or networking permitted without

6、 license from IHS-,-,-MIL-L-11075G . Type II - Malleable iron Style A - 1-1/16 by 1/2 inch-Cast Style H - 13/16 by 1/2 inch-Cast Style Q - 1-1/2 by 11/16 inch-Cast . Style HH - 3-3/8 by 1-5/8 by 1-1/8 inch-Cast Type III - Steel Style B Style C Style D Style E Style F Style G Style J Style K Style L

7、Style M Style N Style P Style Q Style R Style T Style W Style Y Style Z Style AA Style BB Style CC Style DD Style EE Style FF Style GG Style MM 1-1/16 by 1/2 inch-Wire 11/16 by 1/4 inch-Wire 2-1/16 by 1/4 inch-Wire 2-1/16 by 1/4 inch-Wire 1-1/32 by 5/8 inch-Wire 1-1/8 by 3/16 inch-Wire 2-1/16 by 7/8

8、 inch-Wire 1-3/8 by 9/16 inch-Wire 1-3/8 by 1-3/8 inch-Wire 2-1/16 inch, 5 sided-Wire 2-1/16 by 1-1/4 inch-Wire 1-1/16 by 1/2 inch-Wire 1-1/2 by 11/16 inch-Wire 1-5/16 by 11/32 inch-Wire 1-5/16 by 5/16 inch-Wire 1-1/2 by 5/8 inch-Wire 1-5/16 by 5/16 inch-Wire 1-3/8 by 3/8 inch-Wire 4 by 1-1/4 inch-W

9、ire 1-5/8 by 1-3/8 by 1 inch-Wire 1-3/8 by 1-1/2 by 1 inch-Wire 3-1/4 by 1-1/2 by 1 inch-Wire 3-1/8 by 1-1/2 by 1-3/8 inch-Wire 3-1/4 by 1-7/16 by 1-3/16 inch-Wire 4-3/8 by 1-1/2 by 1 inch-Wire 3/4 by 5/16 inch-Wire 2. APPLICABLE DOCUMENTS 2.1 Government documents. * 2.1.1 Specifications, standards,

10、 and handbooks. The following specifications, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those listed in the issue of the Department of Defense Index of Specifications and Standards (DODISS) and

11、supplement thereto, cited in the solicitation (see 6.2). 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-11075G SPECIFICATIONS FEDERAL .- * QQ-B-637 QQ-C-390 QQ-W-3 2 1 QQ-W-46 1 TT-C-490 TT-E-52 9 PPP-B-566 PPP-B-601 PPP-B-636 PPP-B-676 MILI

12、TARY MIL-F-4 9 5 MIL-B-7883 STANDARDS FEDERAL FED-STD-595 MILITARY. MIL-STD-105 MIL-STD-129 MIL-STD-147 Brass,. Naval: Rod, Wire, Shapes, Forgings, and Flat Products with Finished Edges (Bar, Flat Wire, and Strip) Copper Alloy Castings (Including Cast Bar) Wire, Copper Alloy Wire, Steel, Carbon, (Ro

13、und, Bare and Coated) Cleaning Methods of Ferrous Surfaces and Enamel, Alkyd, Semigloss Boxes, Folding, Paperboard Boxes, Wood, Cleated, Plywood Boxes, Shipping, Fiberboard Boxes, Setup Pretreatments for Organic Coatings - Finish, C.hemical, Black, for Copper Alloys - Brazing of Steels, Copper, Copp

14、er Alloys, Nickel Alloys, Aluminum and Aluminum alloys - Colors - Sampling Procedures and Tables for Inspection - Marking for Shipment and Storage - Palletized Unit Loads by Attributes * (Unless otherwise indicated, copies of federal and military specifications, standards, and handbooks are availabl

15、e from the Naval Publications and Forms Center, (ATTN: NPODS), 5801 Tabor Avenue, Philadelphia, PA 19120-5099.) * 2.1.2 Other Government documents, drawings, and publications. The following other Government documents, drawings, and publications form a part of this document to the extent specified he

16、rein. Unless otherwise specified, the issues are those cited in the solicitation. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-11075G DRAWINGS * U.S. ARMY NATICK RESEARCH, DEVELOPMENT AND ENGINEERING CENTER 4-1-90 - Loop, Strap Fastener 4-

17、1-437 - Loop, Strap Fastener * (Copies of drawings, are available from the U,S. Army Natick Research, Development, and Engineering Center, Natick, MA 01760-5014). * 2.2 Non-Government publications. The following documents form a part of this document to the extent specified herein. Unless otherwise

18、specified, the issues of the documents which are DOD adopted are those listed in the issue of the DODISS cited in the solicitation. Unless otherwise specified, the issues of documents not listed in the DODISS are the issues of the documents cited in the solicitation (see 6.2). AMERICAN SOCIETY FOR T

19、ESTING AND MATERIALS (ASTM) A 47 - Ferritic Malleable Iron Castings B 281 - Preparation of Copper and Copper-Base Alloys for Electroplating and Conversion Coatings B 322 - Cleaning Metals Prior to Electroplating B 633 - Electrodeposited Coatings of Zinc on Iron and Steel D 3951 - Standard Practice f

20、or Commercial Packaging (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103.) * (Non-Government standards and other publications are normally available from the organizations that prepare or distribute the documents.

21、 These documents also may be available in or through libraries or other informational services.) * 2.3 Order of precedence. In the event of a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this document, however, sup

22、ersedes applicable laws and regulations unless a specific exemption has been obtained. 3, REQUIREMENTS * 3.1 First article. When specified (see 6.21, a sample shall be subjected to first article inspection (see 6.3), in accordance with 4.3. * 3.3 Material. Materials shall be as specified herein. It

23、is encouraged that recycled material be used when practical as long as it meets the requirements of this specification. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-flIL-L-L1075G 53 W 9999906 0099921 5 - MIL-L-11 O 75G 3.2.1 Castings, brass. Bra

24、ss castings shall conform to type I, condition as cast, alloy A3 of QQ-C-390. 3.2.2 Wire, brass. Brass wire shall conform to alloy 270, quarter hard of QQ-W-321, or alloy 462, or 464, half-hard, or light annealed of QQ-B-637. 3.2.3 Castings, malleable iron. Malleable iron castings shall conform to g

25、rade 32510 or 35018 of ASTM A 47. 3.2.4 Wire, steel. Steel wire shall conform to AIS1 numbers 1006, 1008, 1010, or 1015, finish 1, annealed of QQ-W-461. 3.2.5 Enamel. The enamel shall conform to type II, of TT-E-529. The color shall be semi-gloss black, No. 27038 of FED-STD-595. 3.3 Construction. Th

26、e construction and forming of loops shall conform to the style and requirements as shown on Drawings 4-1-90 and 4-1-437. 3.3.1 Castings. Brass and malleable iron castings shall have no porosity, blowholes, blemishes, slag or other casting imperfections. All sharp edges and . burrs shall be removed a

27、nd finished smooth. * 3.3.2 Type I loops. Type I loops when fabricated of brass wire, and formed to shape, shall when required be joined by butt resistance welding or brazing, type I-V, grade B conforming to MIL-B-7883. The butt resistance welding or brazed joints shall be sound and smooth. Styles A

28、, H, and S shall be cast of brass as specified in 3.2.1. Styles B, C, D, E, F, G, JJ, KK, and LL shall be formed of brass wire as specified in 3.2.2. 3.3.3 Type II loops. Type II loops, styles A, H, Q, and HH shall be cast of malleable iron as specified in 3.2.3. 3.3.4 Type III loops. Type III loops

29、, styles 8, C, D, E, F, G, J, K, L, M, N, P, Q, R, T, W, Y, Z, AA, BB, CC, DD, EE, FF, GG, and MM shall be formed of steel wire as specified in 3.2.4. The ends of the wire, after being formed to shape, shall be joined by welding or brazing at the option of the contractor. The welding or brazing shal

30、l be sound and smooth with the welding conforming to good commercial practices and brazing as specified in 3.3.2. . 3.4 Finish. Prior to finish application, all burrs, flashing, scale, sharp edges, and welding flux shall be removed. Type I loops shall be cleaned as specified in ASTM B 281 and ASTM B

31、 322. Type II and III loops shall be cleaned in accordance with method I, II, or V of TT-C-490. 3.4.1 Type I loop. After fabrication and cleaning, the type I loops shall be given a black chemical finish, 0.00005 to 0.0002 inch thick, conforming to MIL-F-495. The color shall be semi-gloss black, No.

32、27038, conforming to FED-STD-595. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-11075G 3.4.2 Type II and III loops. The finish for type II and III loops shall consist of phosphate treated zinc coating, conforming to type III, SC3 of ASTM B

33、633, followed by baked enameling as specified in 3.2.5. The enamel shall dry to a smooth and uniform film, free from runs, wrinkles, orange peel or areas of no film, * 3.5 Workmanship, The finished loops shall be cleaned in accordance with good commercial practice and be free of sharp edges, burrs,

34、flashing, cracks, bends, flux or incomplete fusion of material. The loops shall conform to the quality of product established by this specification and the occurrence of defects shall not exceed the applicable acceptable quality levels. 4. QUALITY ASSURANCE PROVISIONS * 4.1 Responsibility for inspec

35、tion. Unless otherwise specified in the contract or purchase order, the contractor is responsible for the performance of all inspection requirements (examinations and tests) as specified herein. Except as otherwise specified in the contract or purchase order, the contractor may use his own or any ot

36、her 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 inspections set forth in this specification where such inspections are deemed necessary to ensure supplies and se

37、rvices conform to prescribed requirements. * 4.1.1 Responsibility for compliance. All items shall meet all requirements of sections 3 and 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 inspecti

38、on requirements in the specification shall not relieve the contractor of the responsibility of ensuring that all products or supplies submitted to the Government for acceptance comply with all requirements of the contract, Sampling inspection, as part of manufacturing operations, is an acceptable pr

39、actice to ascertain conformance to requirements, however, this does not authorize submission of known defective material, either indicated or actual, nor does it commit the Government to accept defective material. * 4.1.2 Responsibility for dimensional requirements. Unless otherwise specified in the

40、 contract or purchase order, the contractor is responsible for ensuring that all specified dimensions have been met. When dimensions cannot be examined on the end item, inspection shall be made at any point, or at all points in the manufacturing process necessary to assure compliance with all dimens

41、ional requirements. 4.2 Classification of inspections. The inspection requirements specified herein are classified as follows: a. b, First article inspection (see 4.3). Quality conformance inspection (see 4.4). 6 n n. O Provided by IHSNot for ResaleNo reproduction or networking permitted without lic

42、ense from IHS-,-,-MIL-L-110 75G * 4.3 First article inspection. When a first article inspection is required (see 3.1 and 6.21, it shall be examined for the defects specified in 4.4.3 and 4.4.4. The presence of any defect shall be cause for rejection of the first article. 4.4 Quality conformance insp

43、ection. Unless otherwise specified, sampling for inspection shall be performed in accordance with MIL-STD-105. 4.4.1 Component and material inspection. In accordance with 4.1, components and materials shall be inspected in accordance with all the requirements of referenced documents unless otherwise

44、 excluded, amended, modified, or qualified in this specification or applicable purchase document. * 4.4.2 In-process inspection. Inspection of the type II and III loops shall be made to ascertain that the loops have been given a phosphate treated zinc coating conforming to ASTM B 633 as specified in

45、 3.4.2. Whenever nonconformance is noted, correction shall be made to the items affected and to the operation. Items which cannot be corrected shall be removed from production. 4.4.3 End item visual examination. The end items shall be examined for the defects listed in table I. The lot size shall be

46、 expressed in units of loops. The sample unit shall be one loop. The inspection level shall be II and the acceptable quality level (AQL), expressed in terms of defects per hundred units, shall be 2.5 for major defects and 10.0 for total (major and minor combined) defects. TABLE I. End item visual de

47、fects Classification Examine Defect Major Minor Finish (general) Not finished or finish not as specified 101 Evidence of corrosion 201 Black chemical Color not as specified Finish not clean and uniform 102 202 Black enamel Area of no film or color not as Separation of color, or finish rough specifie

48、d 103 (i.e. lint, dust, dirt or other foreign matter embedded in finish) 203 Finish not continuous, smooth, and adherent (i.e. orange peel, wrinkles, drops, streaks) 204 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-11075G TABLE I. Enditem

49、visual defects (contd) Classification Examine Defect Major Minor Construction and Wrong type or style 104 workmanship Sharp edges, burrs, slivers, or projections cracked, broken, bent, malformed, or damaged 105 Pronounced tool of forming marks 205 Casting miscast, incomplete, or con- tains blowholes, or evidence of poros i ty 106 Workmanship Welds or brazing missing 107 welds or brazing Completely broken or not fused 108 Cracked, partially b

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