1、MILITARY SPECIFICATION COVERALLS, FLAME RESISTANT (COTTON FRT) MIL-C-24945 15 June 1988 This specification is approved for use by ALL Department and Agencies -of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers the requirements for a flame resistant coverall made from flame r
2、etardant treated cotton cloth for both male and female personnel. 1.2 Classification. The coveralls shall be of two types in the following sizes and lengths (see 6.2). 1.2.1 Type I. - Mens coverall 1.2.1.1 Sizes and lengths. Sizes: 36, 38, 40, 42, 44, 46, and 48. Lengths: short, regular, and long. 1
3、.2.2 Type II. - Womens coverall 1.2.2.1 Sizes and lengths. Sizes: 6, 8, 10, 12, 14, 16, 18, 20, and 22. Lengths: short, regular, and long. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Officer
4、 in Charge, Navy Clothing and Textile Research Facility, 21 Strathmore Road, Natick, MA 01760-2490 by using the self-addressed Standardization Rocument Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. AMSC N/A FSC 8415 DISTRIBUTION STATEMENT A. Approved for pub
5、lic release, distribution is unlimited. / . THIS DOCUMENT CONTAINS 35 PAGES; Licensed by Information Handling Services2 I_ _I -I- IL-C-24945 84 H 9999906 0385162 4 a 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Specifications, standards, and handbooks. Unless otherwise specified, the foll
6、owing specifications, standards, and handbooks of the issue listed in that issue of the Department of Defense Index of Specifications and Standards (DoDISS) specified in the solicitation form a part of this specification to the extent specified. a SPECIFICATIONS FEDEML V-F-106 - Fastener, Slide, Int
7、erlocking NN-P-71 - Pallets, Material Handling, Wood, Stringer ccc-c-419 - Cloth, Duck, Cotton, Unbleached, Plied Yarns, Army DDD-L- 20 - Label; For Clothing, Equipage, and Tentage (General Construction, 2 Way and 4 Way (Partial) and Numbered Use) MILITARY MIL-P-15011 - Pallets, Material Handling, W
8、ood Post Construction, MIL-B-17757 - Boxes, Shipping, Fiberboard, (Modular Sizes) MIL-F-21840 - Fastener Tapes, Hook and Loop, Synthetic MIL-C-24946 - Cloth, Twill, Cotton (Flame Retardant Treated) MIL-T-43548 - Thread, Polyester Core: Cotton-, Rayon-, or 4 Way Entry 9 Polyester-Covered STANDARDS FE
9、DERAL FED-STD-751 - Stitches, Seams, and Stitchings MILITARY MIL-STD-129 MIL-STD-147 - Palletized Unit Loads MIL-STD-1668 - Provisions for Evaluating Quality of Cloth - Marking for Shipment and Storage Coveralls (Copies of specifications, standards, drawings, and publications required by contractors
10、 in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer . ) Licensed by Information Handling ServicesMIL-C-24945 2.1.2 Other Government documents, drawings, and publications. The followinn other Government documents,
11、 drawings, and publications form a part O - of this specification to the extent specified herein. Unless otherwise specified, the issues shall be those in effect on the date of the solicitation. LAW AND REGULATIONS U.S. POSTAL SERVICE MANUAL (Copies of the manual may be obtained from the Superintend
12、ent of Documents, U.S. Government Printing Office, Washington, DC 20402-0001.) 2.2 Other publications. The following document(s) form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of the documents which are DOD adopted shall be those listed in th
13、e issue of the DODISS specified in the solicitation. Unless otherwise specified, the issues of documents not listed in the DODISS shall be the issue of the nongovernment documents which is current on the date of the solicitation. NATIONAL MOTOR FREIGHT TRAFFIC ASSOCIATION, INC., AGENT National Motor
14、 Freight Classification (Application for copies should be addressed to the American Trucking Association, ATTN: Traffic Department, 1616 P Street, N.W. , Washington, DC 20036-1404). UNIFORM CLASSIFICATION COMMITTEE, AGENT Uniform Freight Classification (Application for copies should be addressed to
15、the Uniform Classification Committee, Room 1106, 222 South Riverside Plaza, Chicago, Illinois 60606-5808). THE COLOR ASSOCIATION OF THE UNITED STATES Department of Defense Standard Shades for Sewing Thread (Application for copies may be obtained from the Color Association of the United States, 343 L
16、exington Ave., New York, NY 10016) 2.3 Order of precedence. In the event of a conflict between the text of this specification and the references cited herein, the text of this specification shall take precedence. Nothing in this specification, however, shall supersede applicable laws and regulations
17、 unless a specific exemption has been obtained. 3 Licensed by Information Handling ServicesMIL-(2-24945 3. REQUIREMENTS 3.2 First article. When specified, the contractor shall furnish sample unit(s) for first article inspection and approval (see 4.3 and 6.2). 3.3 Material. (see 6.4). 3.3.1 Basic mat
18、erial. The base fabric shall be a flame retardant treated cotton cloth conforming to MIL-C-24946, the color shall be shade Blue 3384. 3.3.2 Belt reinforcement. The material for the belt reinforcement shall be an unbleached cotton duck made with plied yarns, conforming to Type I, No. 12 of ccc-c-419.
19、 3.3.3 Thread. The thread shall be a polyester core thread, two or three ply of MIL-T-43548, except that the polyester covering shall not be used. The thread shall be dyed shade Blue AT, Cable No. 66060, in accordance with the Standard Shades for Threads. The ticket numbers shall be as follows: Stit
20、ch Type Needle Bobbin/Looper 50 50 50 70 or 50 70 50 70 70 70 3.3.3.1 Colorfastness. The dyed thread of 3.3.3 shall show fastness ,to light and laundering equal to or better than the standard sample when tested as specified in MIL-T-43548, As a limit of acceptability, or when no standard sample is a
21、vailable, the dyed thread shall show a minimum of rlgoodrr fastness to light and laundering when tested as specified in MI1-T-43548. 3.5.4 Hook and loop fastener tape. The hook and loop fastener tapes shall conform to Type II, Class 1 of MIL-F-21840. The tape shall be 1 inch wide and in cut lengths
22、as specified in Table I. The color shall match shade Lt. Navy Blue 3368. y- - 4, Licensed by Information Handling Services3.3.5 Slide fastener. The slide fastener for the front closure shall conform to i?-F-106 as follows: Type I (mens) type I, style 15, size LMS Type II (womens) type I, style 3, si
23、ze LMS except that all metal components of the slide fastener shall be fabricated of brass and purchased from the same contractor. The tape of the fasteners shall be high-temperature resistant aramid. The color of the tape shall be black and shall meet commercially acceptable colorfastness requireme
24、nts for aramid threads. The tab shall be a short pull (see 4.4.1). 3.3.6 Labels. 3.3.6.1 Combination label. Each coverall shall have a combination instruction and identification label conforming to Type VI, Class 15 of DDD-L-20. The fastness to laundering requirement of DDD-L-20 shall. apply, The la
25、bel shall bear the following inscription: COVERALLS, FLAME RESISTANT (COTTON FRT) TYPE I (EXAMPLE) FIBER CONTENT: 100% FLAME RESISTANT TREATED COTTON NAME OF CONTRACTOR: NAME OF MANUFACTURER (If other than contractor): LAUNDERING INSTRUCTIONS CONTRACT NO: DLA-100-00-0-0000 (EXAMPLE) MACHINE WASH, HO
26、T WATER NO STARCH, NO BLEACH TUMBLE DRY, MEDIUM HEAT REMOVE PROMPTLY OR USE NAVEDTRA 414-01-45-81, FORMULA II NOTE: The label for the Type II coveralls shall have a different label with Type II after title. 3.3.6.2 Size label. The size label for Type I and Type II coveralls shall conform to type VI,
27、 class 2 of DDD-L-20 and shall read as follows: STOCK NO: 8415-00-000-0000 (EXAMPLE) SIZE: 36R (EXAMPLE) NOTE: The lengths of both Type I and Type II may be abbreviated as S, R, or L for short, regular, and long. 5 Licensed by Information Handling ServicesMIL-C-24945 3.4 Desi n. The coveralls shall
28、have a double slider slide fastener for Type I +- an a single slider slide fastener for Type II, front fly closure (fold to right for mens and to left for womens) and six patch type pockets: one on each breast (with left having a pencil opening) and two on each leg (a large cargo pocket with a small
29、 pocket inside of it). The breast pockets and large cargo pockets shall have flaps with hook and loop fastener tape closures. The inside patch pocket shall have a sewn down flap. The front fly shall have hook and loop fastener tapes at three locations: one at top of fly opening at neck, one at botto
30、m of V at neck, and one at waist. The sleeve and leg openings shall have an adjustment by means of hook and loop fastener tapes attached to tabs. The waistband shall have two belt loops and short belts with hook and loop fastener tapes for adjustment of the waist. The Type II coveralls shall have sh
31、oulder, waist and hip darts. 3.4.1 Figure. The figures are furnished for information purposes only. When inconsistencies exist between the written specification and a figure, the written specification shall govern. 3.5 Patterns. Standard patterns to be used to cut working patterns will be furnished
32、by the Government (see 6.3). The working patterns shall be identical to the Government patterns. Neither the Government patterns nor the working patterns shall be altered in any way, except that additional notches for use during construction are permitted on the working patterns. Also, minor modific
33、ations are permitted where necessary when using automatic equipment. These modifications shall not alter the dimensional, serviceability, or appearance requirements cited in the specification. The patterns allow 1/2 inch for all seams, except as otherwise indicated in Table I. 3.5.1 List of pattern
34、parts. The component parts of the Type I or Type II coveralls shall be cut from the materials as specified and in accordance with the number of parts required for the manufacturing process as follows: Ma terial Nomenclature of pattern parts Cut parts Basic material Back upper 1 (shirt ) Front upper
35、left side 1 Front upper right side 1 Sleeve 2 Sleeve tab 2 Collar 1 Elbow patch 2 Frm t facing 2 Breast pocket 2 Breast pocket flap i -. P Licensed by Information Handling ServicesMIL-C-24745 84 H 7777706 0385367 3 * MIL-C-24945 Material Nomenclature of pattern parts Cut parts Basic material (trouse
36、rs) Cotton duck Templa tes Front lower left side Front lower right side Lower back Outside cargo pocket Inside cargo pocket Outside cargo pocket flap Inside cargo pocket flap Fly reinforcement piece Waistband Knee patch Belt loop Belt Leg tab 1 1 2 2 2 4 2 1 1 2 2 2 2 Belt reinforcement 2 Finished o
37、utside cargo pocket Finished breast pocket Finished breast pocket flap Cargo pocket and flap location marker Sleeve tab location marker Leg tab location marker front Leg tab location marker back Belt marker Belt loop location marker Front lapel marker NOTE: A pattern is not furnished for hanger loop
38、. See TabIe I, operation 4, for hanger loop requirements. 3.6 Construction. 3.6.1 Stitches, seams, and stitchings. Stitch, seam, and stitching types shall conform to FED-STD-751. Wherever two or more methods for seam or stitch types are given for the same part of the operation, any one may be used.
39、Where stitch type 401 is used, the looper, that is the underthread, shall be on the inside of the coveralls. Seam allowances shall be maintained with seams sewn so that no raw edges, runoffs, twists, pleats, or open seams will result. Unless otherwise specified, top or edge stitching shall be 1/16 t
40、o 1/8 inch from edge, hook and loop fastener tape stitching shall be 1/16 to 1/8 inch from edge of tape, and all double needle stitching shall be 1/4 inch gauge with the row of stitching next to the folded edge not more than 1/16 to 1/8 inch from edge. 7 _- ,-y Licensed by Information Handling Servi
41、ces_ _I_I_ - - - - - - NIL-C-2Ll445 84 m 9999906 03851b8 5 MIL-C-24945 P 3.6.2 Thread breaks and ends of seams. Ends of all seams and stitchings, when not caught in other seams or stitchings, shall be backtacked not less than 3/8 inch. The ends of a continuous line of stitching shall be overlapped n
42、ot less than 1/2 inch. Thread breaks (all stitch types) shall be secured by stitching back of the break not less than 1/2 inch. Skipped stitches or thread breaks (401 stitch type) may be repaired by using 301 stitch type. When stitch type 401 is permitted as an option, it shall not be used unless th
43、e ends are caught in other seams of stitching. 3.6.3 Stitches per inch. The minimum and maximum number of stitches per inch shall be specified in Table I. 3.7 Manufacturing operations requirements. The coverall shall be manufactured in accordance with operation requirements specified in Table I. The
44、 contractor is not required to follow the exact sequence of operations listed provided that the finished coveralls are identical to those produced by following the sequence of operations as listed in Table I. Minor modifications are permitted where necessary when using automatic equipment. These mod
45、ifications shall not alter the dimensional, serviceability, or appearance requirements cited in this specification. 3.7.1 Abbreviations in table of operations. The abbreviations used in table I are as follows: Steh - in - Nd 1 - Bob - LPr Mchne - Brtck - Comrcl - smlr - incl - dbl Btnhl - Stitch inc
46、h Needle Bobbin Looper Machine Bar tack Comme r ci al similar But tonhole including double 8 Licensed by Information Handling ServicesMIL-C-24945 q m 7997906 0385L67 7 m MIL-C-24945 TABLE I - CONSTRUCTION OF COVERALLS NOTE: All markers shall be placed on a raw edge of garment except in operations 22
47、b and 26. NOTE: A finished part shall not vary from the template by a total of 1/4 inch but not more than 1/8 inch on any one side. 1. Cutting. a. Cut the coverall in accordance with patterns which show directional lines, marks, and notches for proper assembly. Directional lines shall be placed in t
48、he warp direction of the material. The directional line on the fronts and backs of the coverall trouser parts may vary from the warp direction by not more than 1-1/2 inches. Measurements shall be taken from the top and bottom of the directional line on pattern to the selvage edge of the fabric and t
49、he difference between the two measurements shall not exceed 1-112 inches. b. Cut all component parts from the same piece of material except the hanger loop, inside cargo pockets, inside cargo pocket flaps, waistband belt loops, .belts, and leg tabs, which may be cut from ends and when so cut shall match the main assembly. c. The waistband may be stripped and placed on rolls. d. The hanger loop shall be cut of sufficient length and width to finish in accordance with operations 27e and 4a. e. When drill holes are used, they must be covered by the ap
