1、MIL-C-1231bE 4 7777906 O378212 2 M 5-Cb -CS- MIL-C-12316E 10 August 1984 SUPERSEDING MIL-C-12316D 22 May 1969 MILITARY SPECIFICATION CASE, MAP AND PHOTOGRAPH, COTTON DUCK This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope, This doc
2、ument covers a cotton duck carrying case with shoulder strap. . 2. APPLICABLE DOCUMENTS .ir 2.1 Government documents. Unless otherwise specified, the following documents of the issue in effect on date of invitation for bids or request for proposal, form a part of this document to the extent specifie
3、d herein. SPECIFICATIONS FEDERAL L-P-378 - Plastic Sheet and Strip Thin Gauge Polyolefin V-T-285 - Thread, Polyester FF-R-556 - Rivet, Solid, Small; Rivet, Split, Small; Rivet, Tubular, Small; Flat Washer (Burr) and Cap, Rivet; General Purpose LIU-P-268 - Paper, Kraft, Wrapping Beneficial comments (
4、recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: U.S. Army Natick Research and Development Center, Natick, MA 01760-5014 by using the self-addressed Standardization Document Improve- ment Proposal (DD Form 1426) appe
5、aring at the end of this document or by letter. FSC 8460 THIS DOCUMENT CONTAINS -fzs- PAGES Test Methods FED-STD-751 - Stitches, Seams, and Stitchings MI LI TARY MIL-STD-105 - Sampling Procedures and Tables for Inspection MIL-STD-129 - Marking for Shipment and Storage MIL-STD-147 - Palletized Unit L
6、oads by Attributes DRAWINGS . U.S. ARMY NATICK RESEARCH AND DEVELOPMENT CENTER 2-2-220 - Case, Map and Photograph, Cotton Duck; Assembly, 2-2-22 1 - Case, Map and Photograph, Cotton Duck; Details and 2-2-222 - Case, Map and Photograph, Cotton Duck; Map and Illustration and Details Sections Photograp
7、h Envelopes (Copies of documents required by manufacturers in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting officer.) 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-
8、,-MIL-C-3233bE 84 m 77777Ob 0378234 b m MIL-C-12316E 9 2.2 Other publications. Unless otherwise specified, the following documents of the issue in effect on date of invitation for bids or request for proposal, form a part of this document to the extent specified herein. TECHNICAL ASSOCIATION OF THE
9、PULP AND PAPER INDUSTRY PUBLICATIONS (TAPPI) T-411-OS-68 - Thickness and Density of Paper (Application for copies should be addressed te, the Technical Association of the Pulp and Paper Industry, 360 Lexington Avenue, New York, NY 16817.) AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) A 545 - Ste
10、el Wire, Carbon, Cold-Heading Quality, for Machine D 3951 - Standard Practice for Commercial Packaging Screws (Application for copies should be addressed to the American Society for Testing and Materials , 1916 Race Street, Philadelphia, PA 19103.) (Technical society and technical association docume
11、nts are generally available for reference from libraries. and using Federal agencies.) . 2.3 Order of precedence. document and the references cited herein, the text of this document shall take precedence. They are also distributed among technical groups In the event of a conflict between the text of
12、 this 3. REQUIREMENTS 1 3.1 First article. When specified, a sample shall be subjected to first article inspection (se% 4.3, 6.2, and 6.3). 3.2 Materials and components (see 6-41, 3.2.1 Cloth, duck, cotton. The cloth shall conform to type I, No. 10, hard texture of CCC-C-419. 3.2.1.1 Color and treat
13、ment. The finished cloth shall be dyed Olive Drab, 7 and shall conform to type I, class B of CCC-D-950. 3.2.2 Webbing, textile, cotton. The webbing shall be dyed Olive Drab 7 and shall conform to class 4 of MIL-W-530 in the following types and widths: Type IIa - 2-inch width (for shoulder pad) Type
14、IIb - 1-inch width (for shoulder strap) Type III - 1-inch width (for dee ring chape) 3 I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- I MIL-C-L23LbE 4 777770b 0378235 MIL-C-12316E 3.2.3 Tape, textile, cotton. The tape for the keeper loops and bin
15、ding shall be dyed Olive Drab 7, and shall conform to type I, class 4, 3/4-inch width of . MIL-T-43566. 9: 3.2.4 Thread, polyester. The thread for all stitching shall conform to type I, class 1, sub-class B, size FF, Olive Drab S-1, (C.A. 66022) of V-T-285. 3.2.5 Fasteners, snag. The snap fasteners
16、shall conform to style 2, finish 2, button 24 line size, size 1 and eyelet size 1, any construction, of MIL-F-10884. 3.2.6 Buckles, tongueless, 1-bar. The buckles shall conform to type I, style 2, class 1, size 1-inch of MIL-B-543. $c 3.2.7 Snap, loop eye. The 1-inch loop eye snap shall conform to M
17、 43770/1- CWBC3, M43770/1-CWBC4, M43770/1-SWZE3, or M43770/1-SWZE4 of MIL-S-43770/1. J; 3.2.8 Rings, dee, 1-inch by 3/4-inch. The dee rings shall conform to class 1, configuration K of MIL-R-3390. I 3.2.9 Rivets, tubular with caps. The tubular rivets shall conform to type XII, class 1, grade E or F,
18、 9/64-inch nominal diameter, 5/16-inch nominal length of FF-R-556, except that grade E rivets and caps shall be fabricated from a low- carbon steel grade 1006 to 1012 as specified in ASTM A 545. The end hole of the type XII tubular rivets shall extend to the head and shall be chamfered on the inside
19、 of the rivet shank. Caps required for grade F rivet shall conform to type.11 cap of FF-R-556. coating conforming to class 1 of MIL-C-13924. Grade F rivets and caps shall have a black chemical finish as specified in MIL-F-495. Grade E rivets and caps shall have a black oxide 3.3 Construction. The co
20、nstruction shall conform to the drawings listed in section 2 and as specified herein. 3.3.1 Envelopes. Each carrying case shall be provided with envelopes ir. the quantity and sizes as specified herein. -3.3.1.1 Map envelopes. Three map envelopes, 20-1/2 by 23 inches shall be fabricated from polyeth
21、ylene sheets or tubing conforming to type II, grade C, finish 1, 0.0060-inch nominal thickness, conforming to L-P-378. The envelopes shall be of such transparency that the contents can be easily read or inter- preted without being removed. 3.3.1.2 Photograph envelopes. Nine opaque photograph envelop
22、es, 10-1/2 by 11-3/4 inches, shall be fabricated from 0.01 inch + 0.002 inch thick sheets of , cellulose acetate or cellulose acetate butyrate containing 2 to 3 percent carbon black. The envelopes shall be free of breaks or cracks and shall show no signs of tackiness when tested for cold and heat re
23、sistance as specified in 4.4.1.1. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-L23LE 4 9999906 03782Lb T . MIL-C-12316E 3.3.2 Stitching, machine. All stitching shall conform to type301 of FED-STD-751, 6 to 8 stitches per inch. e- 3.3.2.1 T
24、hread breaks. Thread breaks in stitching shall be overstitched not less than 1 inch at each break. 3.3.2.2 Stitching ends. Stitching at the ends shall be overstitched not less than 1 inch except where ends are turned under in a hem, held down by other stitching or where stitching is performed automa
25、tically. Where stitch patterns such as box, or box with cross-stitch are performed automatically, at least 3 or more tying, overlapping or back stitches shall be used to secure the ends. - 3.3.2.3 Lubrication of thread. The addition of any lubricant to the poly- ester sewing thread prior to or durin
26、g the sewing operations is prohibited. 9 3.3.3 Setting of metallic snap fasteners. A hole shall be prepunched through the material before inserting the stud eyelet tube or the socket eyelet tube. The hole shall be smaller than the outside diameter of the applicable eyelet tube so that the tube must
27、be forced through the hole. Prepunched holes shall not be accomplished by using the stud or eyelet tubes. shall be securely clinched without cutting the material. The roll of the clinched eyelet of the assembled fastener component shall not possess more than two scores (splits). Fastener components
28、* 3.4 Marking. The identification marking shall be in the location shown on- Drawing 2-2-221 and shall conform to type IV, class 5 of DDD-L-20. The letters “US“ shall conform to type IV, class 9, in the size and characters indicated on Drawing 2-2-220. Fastness of the class 9 marking shall be as spe
29、cified for class 5 markings. 3.5 Workmanship. Cloth components shall be clean and free-of holes, cut, tears, or cloth defects such as multiple floats or broken or missing yarns. Webbing and tape shall not have frayed or scalloped edges. Thread tension shall be maintained so that there will be no loo
30、se stitching and seam allowances shall be maintained so that no runoffs, twists, pleats or open seams will result, All thread ends shall be trimmed. Metal components shall be free of burrs, sharp edges, corroded areas and shall. not be-broken or malformed. The enamel finish of loop eye snaps shall h
31、ave no objectionable orange peel, wrinkles, drops, . streaks or areas of no film. Envelopes shall be free of scratches or imper- fections such as fish eyes, particles of foreign matter and the edges shall be free of nicks and cuts. 5 I # - Provided by IHSNot for ResaleNo reproduction or networking p
32、ermitted without license from IHS-,-,-MIL-C-L231bE 9 W 777770b O378237 3 W MIL-C-12316E 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the contractor is responsible for the performance of all inspection requirements as
33、 specified herein. Except as otherwise specified in the contract or purchase order, 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
34、any of the inspections set forth in the document where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. A 4.2 Classification of inspection. The inspection requirements specified herein are classified as follows: a. b. First article inspection
35、(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 defects listed in table II and 4.4.3. The presence of any defect shall be cause for rejection of the first article. k 4.4 Quality conformance in
36、spection. Unless otherwise specified herein, sampling for inspection shall be performed in accordance with MIL-STD-105. k 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 unles
37、s otherwise excluded, amended, modified, or qualified in this document or applicable purchase document. 4.4.1.1 Photograph envelope testing. The photograph envelopes shall be tested for the characteristics specified in table I. The lot size shall be ex- pressed in units of envelopes. The sample unit
38、 shall be one envelope. For each characteristic, the inspection level shall be S-1 and the acceptable quality level (AQL), expressed in terms of defects per hundred units, shall be 6.5. 6 I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-3233bE
39、 AL/ 7797906 O378238 3 m MIL-C-12316E TABLE I. Photograph envelope tests Number Results Requirement Test determinations reported Characteristic paragraph method per sample unit as Thi ckne s s 3.3.1.2 TAPP1 Nearest T-411 1 0.001 inch . Material 3.3.1.2 Std. identification Comml . 1 Pss or fail Carbo
40、n black 3.3.1.2 Std. content Comml. 1 Nearest 0.1% Cold and heat res istance 3.3.1.2 4.5.1 1 Pass or fail 4.4.2 In-process inspection. Examination shall be made of the following requirements, operations, or assemblies to establish conformance to specified requirements. Whenever nonconformance is not
41、ed, correction shall be made to the items affected, the lot in progress, and to the operation. Parts which cannot be corrected shall be removed from production. Requirement, operation or assembly Cut dimensions of body components prior to assembly Cut dimensions of pocket pieces prior to forming poc
42、ket pleats Body, side panels and gores are prestitched prior to binding operation Pocket pleats are formed and stitched down 1/8 inch from bottom of pocket prior to application of binding No lubrication of polyester thread prior to or during sewing operations Holes punched to receive snap fasteners
43、Requirement paragraph or drawing Drawing 2-2-221 Drawing 2-2-221 Drawing 2-2-221 Drawing 2-2-221 3.3.2.3 3.3.3 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I-_. _ c_ MIL-C-3233LE 84 m 797770b 0378239 5 MIL-C- 123 16E e . + 4.4.3 End item visual
44、examination. .The end item shall be examined for the defects listed in table II. The lot size shall be expressed in units of cases. The sample unlt shall be one case, The inspection level shall be II and the AQL, expressed in terms of defects per hundred units, shall be 6.5 for major defects, 15.0 f
45、or major and minor A combined defects, and 25.0 for total (major, minor A and minor B combined) defects. TABLE II. End item visual defects Classification Examine Defect Major Minor AB Fabr i c Webb i ng and. tape Hardware: Snap fast Rivets ners Snap, loop eye Any smash, weak place, broken or missing
46、 yarns, multiple floats or open places clearly visible at normal inspection distance (approximately 3 feet) filling bar Shade bar, or fine or coarse Hole, cut, or tear Frayed or scalloped edge, holes, cuts, tears, and missing yarns Broken or malformed; protective finish omitted; corroded area; burrs
47、 or sharp edges which may damage the item or cause injury in handling Not securely clinched so that they may become disengaged from body, or clinched excessively tight cutting material; fasteners fail to snap in a closed position or to open freely fastener More than two scores (splits) per Not secur
48、ely clinched so that rivets Rough chamfer edge on shank Spring loose or defective, i.e. may become disengaged causing spring to jam or remain in an open position body at opening wrinkles, drops, streaks, or areas of no film, when applicable. Spring does not exert pressure on Enamel finish shows oran
49、ge peels, X X X X X X X X X X X X 8 L Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-12316E TABLE II. End item-visual defects (contd) Classification Examine Defect Major Minor Seams and stitching Open seams: - 1/2 inch or less X than 1 inch X - more than 1/2 inch but not more - more than 1 inch X Run-offs (see open seams) Thread breaks overstitched less
