1、I NOT MEASUREMENT SENSITIVE I MIL-S-3951D 23 Alxi1 1993 SUPERSEDING MIL-S-3951C 25 July 1977 MILITARY SPECIFICATION SERVICE RIBBONS AND BARS, SERVICE RIBBONS This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 ScoDe. This specification co
2、vers the service ribbons and service ribbon bars used by the Department of Defense (see 6.1). 1.2 Classification. Service ribbons shall be of the following types as specified (see 6.2). 1.2.1 Service ribbons. Type I - Ribbon covered clip with back strip (single) Type II - Ribbon covered clip with ba
3、ck strip and bar (single) Type III - Sewn-on service ribbon 1.2.2 Bars, service ribbon. Service ribbon bars shall be the following sizes as specified (see 6.2). Size 1 - Single, Regular Size and Double, Miniature Size Size 2 - Double, Regular Size and Quadruple, Miniature Size Size 3 - Triple, Regul
4、ar Size and Sextuple, Miniature Size Size 4 - Quadruple, Regular Size and Octuple, Miniature Size Size 5 - Single, Miniature Size Size 6 - Triple, Miniature Size Size 7 - Quintuple, Miniature Size Size 8 - Septuple, Miniature Size 2. APPLICABLE DOCUMENTS Beneficial comments (recommendations, additio
5、ns, deletions) and any pertinent data which may be of use in preparing this document should be addressed to: Director, The Institute of Heraldry, US Army, Cameron Station, Alexandria, VA 2230415050, by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of thi
6、s document. AMSC NIA FSC 8455 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. e Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-3951D 9999906 1853675 262 MIL-S-3951D 2.1 Government documents. 2.1.1 Secification
7、s. standards. 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
8、(DODISS) and supplement thereto, cited in the solicitation (see 6.2). SPECIFICATIONS FEDERAL NN-P-71 - Pallets, Material Handling Wood Stringer Construction 2-Way and 4-Way (Partial) PPP-B-636 - Box, Shipping, Fiberboard PPP-B-676 - Boxes, Set Up MIL I TARY MIL-P-15011 - Pallets, Material Handling,
9、Wood Post Construction, MIL-R-11589 - Ribbon, Awards, General Specification For 4-Way Entry STANDARDS FEDERAL FED-STD-151 - Metals; Test Methods MIL I TARY MIL-STD-105 - Sampling Procedures and Tables for Inspection by MIL-STD-129 - Marking for Shipment and Storage MIL-STD-147 - Palletized Unit Load
10、s Attributes (Unless otherwise indicated, copies of federal and military specifications, standards and handbooks are available from: Building 4D, Section DI 700 Robbins Avenue, Philadelphia, PA 19111-5094.) standardization Document Order Desk, 2.1.2 Other Government documents, drawinas and Dublicati
11、ona. The following Unless otherwise specified, the issues are those other Government documents, drawings, and publications form a part of this document to the extent specified herein. cited in the solicitation. COMMERCIAL ITEM DESCRIPTION A-A-50186 Cloth, Buckram, Woven and Nonwoven DRAWINGS THE INS
12、TITUTE OF HERALDRY (TIOH) 4-4-91 - Service Ribbons and Service Ribbon Bars; Assembly and Details 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-3951D * NIL-S-3951D 9 9999906 1853b76 IT9 9 B-13-12 - Attaching Devices, Heraldic, Prong and Clut
13、ch Type I 1 (Copies of specifications, standards, drawings and specification sheets required by the contractors in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) (Figure 1 and Figure 2 are miniature copies of
14、Institute of Heraldry drawings and are for information only.) 2.2 Non-Government Dublications. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of the documents which are DOD adopted are those listed in the issue of the DODIS
15、S cited in the solicitation. Unless otherwise specified, the issues of documents not listed in the DODISS are issues of the documents cited in the solicitation (see 6.2) AMERICAN SOCIETY FOR TESTING AND MATERIALS ASTM-D-3951 - Standard Practice for Commercial Packaging (Application for copies of AST
16、M publications 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. available in or through libraries
17、or other information services.) These documents also may be 2.3 Order of Precedence. In the event of a conflict between the text of this document and the references cited herein (except for related associated detail specifications or MS standards), the text of this document takes precedence. Nothing
18、 in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 First article. When specified in the contract or purchase order (see 6.2), a sample shall be subjected to first article inspection (see 6.3) in accordance with 4.
19、4. 3.2 Standard samDle. Unless otherwise specified (see 6.2), the contracting officer shall furnish a standard sample (see 6.4) of the completely fabricated service ribbon which shall be used for matching color and finish only. Variation from this specification may appear in the standard sample; how
20、ever, in such cases the specification shall govern. 3.3 Materials. Materials shall be as specified herein. 3.3.1 Copper base alloy. The copper base alloy shall be roll polished, free from pits, scale (including red oxide), dents, nicks, cracks, scratches, segregations and foreign inclusions that wil
21、l not be removed in later processing. When tested as specified in 4.6.1, the chemical composition of the copper base alloy shall be as specified in Table I. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Alloy Yellow Brass Red Brass Free Cutting B
22、rass Nickel Silver Low Brass NIL-S-3953D m 9999906 3853677 035 m . MIL-C-3951D TABLE I. Chemical comDosition of copper base allovs Copper 64.0 - 68.5 84.0 - 86.0 60.0 - 63.0 63.0 - 65.5 2L 78.5 - 81.5 Nickel -1 16.5 - 19.5 3L - - i/ Cobalt counting as nickel. - 2/ Copper content for the nickel silve
23、r Lead I Max i O. 15 0.05 2.5 - 3.75 0.10 0.05 Iron Max 1 0.05 0.05 0.35 0.25 0.05 2 inc Remainder Remainder Remainder Remainder Remainder pin only may be 53.5 to 56.5% Others I Max ) 0.15 O. 15 0.50 (Total) - O. 15 - 3/ When nickel silver is used as a base material, the nickel content shall be not
24、less than 18%. 3.3.2 Ribbon. The rayon ribbon for the service ribbons shall conform to MIL-R-11589 (see 6.2). 3.3.3 Buckram. The buckram for sewn-on ribbons shall conform to Type II, Class 2 of A-A-50186. 3.3.4 Hard Solder. Hard solder shall be a silver alloy solder having a melting point of not les
25、s than 1075 degrees Fahrenheit (561.7 degrees Celsius). 3.4 Construction. 3.4.1 Prona and clutch tvw. The prongs shall be made from nickel silver or hard drawn brasa specified in 3.3.1. The prongs and dimensions shall be as shown on Drawing B-13-12 (see Figure 2). The prongs shall be 5/16 inch howev
26、er, this does not authorize submission of known defective material, either indicated or actual, nor does it commit the Government to accept defective material. O 4.2 Classification of inspections. The inspection requirements specified herein are classified as follows: a. First article inspection (se
27、e 4.4). b. Quality conformance inspection (see 4.5). 4.3 Inspection conditions. Unless otherwise specified, all inspections shall be performed in accordance with the test conditions specified in 4.5 and 4.6. 4.4 First article sample inspection. Inspection and testing of the first article sample (see
28、 3.1) shall be made of a completely finished service ribbon bar, service ribbon or rayon ribbon or all provisions of this specification applicable to the end product examination and tests. 4.5 Quality conformance inspection. Inspection shall be in accordance with the provisions set forth in MIL-STD-
29、105, except where otherwise indicated (see 6.3). 4.5.1 InsDection of comDonents. 4.5.1.1 Testina of components. In addition to the quality assurance provisions O of the subsidiary specifications and drawings, inspection shall be performed on components and materials listed in Table II for the test c
30、haracteristics shown therein. The inspection level shall be S-1 and the requirements shall be applicable to the lot average. TABLE II. Testina of components Component and lot expressed in terms of Copper base alloy (1 lb) 151 Xdeterm Per sample unit 2 (com- posite) Results Reported as Nearest 0.1% f
31、or each element Sample Unit 4 oz. of compos it e 4.5.2 Certification of compliance. Materials listed below may be accepted on the basis of the contractors certificate of compliance for requirements specified in applicable paragraphs of this specification. 7 Provided by IHSNot for ResaleNo reproducti
32、on or networking permitted without license from IHS-,-,- MIL-S-3951D D 9999906 1853681 566 W MIL-S-3951D COMPONENTS CHARACTERISTICS RQMT PARA Clip material Material identification Back strip material Material identification Bar material Material identification Prongs Material identification Clutches
33、 Material identification Hard solder Material identification 3.4.3.1.1 3.4.3.1.2 3.4.4 3.4.1 3.4.1 3.4.2.1 4.5.3 In-process inspection. Inspection shall be made at any point or during any phase of the manufacturing process to determine whether operation or assemblies are accomplished as specified. c
34、onsideration for acceptance any material for which in-process inspection has indicated nonconformance. In-process inspection shall be conducted to see that accomplishment of the following is in accordance with the specification requirements. The Government reserves the right to exclude from REQUIREM
35、ENT, OPERATION OR ASSEMBLY CHARACTERISTICS RQMT PARA Soldering Use of hard solder 3.4.2.1 4.5.4 InsDection of the end item. 4.5.4.1 Visual examination of the service ribbons or service bar. Examination shall be made at a distance of approximately 16 to 22 inches. The defects found during examination
36、 shall be classified in accordance with 4.5.4.1.1 and 4.5.4.1.2. The lots shall be inspected in accordance with 4.5.4.1.3. The unit of product for the examinations in 4.5.4.1.1 and 4.5.4.1.2 shall be one completely finished service ribbon or service ribbon bar of each type or size, as applicable. O
37、4.5.4.1.1 Examination of service ribbon or service ribbon bar for defects in finish, desian, construction and WorkmanshiD. Defects designated by an asterisk (*) shall be classified as major when seriously affecting appearance or serviceability and minor when affecting appearance or serviceability bu
38、t not seriously. TABLE III. Defects EXAMINE Fype and Size of Ribbon DEFECT Not as specified . Color is a poor match to the standard or approved sample; or color pattern is not as specified Finish is not as specified, i.e., is not moire when required Spot, stain or streak clearly visible affect- ing
39、appearance. End out, broken or missing yarn, tear, cut, hole, misweave or defective selvage Smash Coarse end, knot, slub, uneven texture or other imperfection clearly noticeable Overall width less than specified a Provided by IHSNot for ResaleNo reproduction or networking permitted without license f
40、rom IHS-,-,-MIL-S-3951D TABLE III. Defects (Continued EXAMINE Sewn-on Service Ribbon Ribbon bar, clip, Back Strip and Attaching Device Assembly I DEFECT Overall width more than 1/16 inch (0.16 cm) Exposed cut edges of ribbon not even, not Weave at selvage not as specified, i.e., wider than specified
41、 . neat or not treated to prevent raveling catch cord is not provided or special weave is provided when not specified . Buckram strip not as specified . Panel not same material or color of uniform Ribbon not tautly stretched over face of the Damage affecting use or appearance. Multiple ribbon not on
42、 panel . buckram strip . Any component missing Metal component tarnished or evidence of Component misplaced or not attached as corrosion specified Any slot missing or not fully completed. . Any part damaged, distorted, bent, broken, malformed, not formed as required or other- wise impaired Corner of
43、 bar not rounded or does not have Not type material specified Burr, rough or sharp edge, fin or sliver. Clutch fastener will not engage Clutch fits loose on prong. Prong loose within bar. Prong not knurled under head. Exposed surface of prong head not flush with bar the required radius when applicab
44、le Clutch is punctured Component parts not tightly swaged. extent specified . Prong is not notched or not notched to the Any component missing Ribbon not properly or uniformly aligned,i.e. stripes not straight and level in the horizontal or vertical plane, as applicable Ribbon not tautly stretched o
45、ver face of clip Slot of clip, slot of back strip not in alignment, prohibiting mounting of ribbon attachment . CLASSIFICATION Maior i* Minor X - 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-flIL-S-395LD 9999906 1853683 339 Requirement Test Char
46、acteristic Paragraph Method EXAMINE # determ Per Sample iarking Chemical composition test MIL-S-3951D /Unit 3.3.1 4.6.1 1 TABLE III. Defects (Continued) Test for hard soldering Test for fused joints DEFECT Metal clip exposed more than 1/64 inch (0.04 cm), but not more than 1/32 inch (0.08 cm) on eit
47、her side. Clip is loosely or tightly clinched over the back strip, i.e, bar requires excessive force to slide laterally or bar slips laterally with little or no force 3.4.2.1 4.6.3 1 3.4.2.1 4.6.4 1 Missing, incorrect, illegible Not accomplished as specified or not placed as required. . CLASSIFICATI
48、ON Maior i*) Minor 4.5.4.1.2 Examination of the service ribbon or service bar for defects in Any dimension which is not within the specified tolerance shall be dimensions. classified as a defect. ribbon or service bar. The sample shall be one completely finished service 4.5.4.1.3 Inspection levels a
49、nd acceptable quality levels AQLsl. The inspection levels and the acceptable quality levels (AQLs) expressed in defects per hundred units shall be as follows: O Inspect ion AQL Level Mai or Total For defects applicable to 4.5.4.1.1 II 2.5 10.0 For defects applicable to 4.5.4.1.2 s-3 (one class) 4.0 4.5.4.1.4 End item testinq. Testing of the completely fabricated service ribbons and service bars shall be performed in accordance with Table IV for the charac
