1、MIL-C-24500A 3 W 777770b Oq30L7b b m IINCH-POUNDI MIL-C-24500A(SH) 26 March 1990 SUPERSEDING 24 May 1974 (See 6.9) MIL-C-245OO(SHIPS) MILITARY SPECIFICATION CLOTH, DRAPERY, BUNK CURTAIN, SLIPCOVERS, AND LABELS, FIRE RETARDANT This specification is approved for use by the Naval Sea Systems Command, D
2、epartment of the Navy, and is available for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. inherently fire-safe, shrink safe, woven cloths and labels for various shipboard applications. This specification establishes the requirements for two types of 1.2 Classi
3、fication. 1.2.1 Tvpes. Cloth covered by this specification shall be of the following types, as specified (see 6.2): Type I - Fire retardant: organic fibers or blended organic fiber Type II - Highly fire retardant inorganic fiber material. material, 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2
4、.1.1 Specifications. standards. and handbooks. The following specifi- cations, standards, and handbooks form a part of this document to the extent specified herein. those listed in the issue of the Department of Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in
5、the solicitation (see 6.2). Unless otherwise specified, the issues of these documents are Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Commander, Naval Sea Systems Command, SIIA 5523, Departm
6、ent of the Navy, Washington, DC 20362-5101 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. MISC N/A FSC 8305 DISTRIBUTION STATEMENT A. Approved for publie release; distribution fs unlimited. Provided by IHSN
7、ot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-24500A 3 m 7779906 0430177 m SPECIFICATIONS FEDERAL PPP - F- 320 PPP-P-1133 MILITARY MIL-L-19140 STANDARDS FEDERAL FED - STD -4 FED-STD-191 FED-STD-313 MILITARY MIL-STD-105 MIL-STD-1623 - Fiberboard: Corrugated a
8、nd Solid, Sheet Stock (Container Grade) and Cut Shapes. - Packaging of Synthetic Fiber Fabrics. - Lumber and Plywood, Fire-Retardant Treated. - Glossary of Fabric Imperfections. - Textile Test Methods. - Material Safety Data, Transportation Data and Disposal Data for Hazardous Materials Furnished to
9、 Government Activities. - Sampling Procedures and Tables for Inspection by - Fire Performance Requirements and Approved Attributes. Specifications for Interior Finish Materials and Furnishings (Naval Shipboard Use). MIL-STD-2073-1 - DOD Material Procedures for Development and Application of Packagin
10、g Requirements. (Unless otherwise indicated, copies of federal and military specifications, standards, and handbooks are available from the Standardization Documents Order Desk, Bldg. 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.) 2.1.2 Other Government documents, drawings. and wblications. T
11、he following other Government documents, drawings, and publications form a part of this document to the extent specified herein. are those cited in the solicitation. Unless otherwise specified, the issues DEPARTMENT OF TRANSPORTATION (DOT) Code of Federal Regulations (CFR) 29, Parts 1900 through 191
12、0 - Occupational Safety and Health Standards. (Copies may be obtained from the Department of Transportation Secretary, Office of Information, 400 7th Street SW, Washington, DC 20590.) FEDERAL TRADE COMMISSION PUBLICATION Textile Fiber Products Identification Act (Copies may be obtained from the Fede
13、ral Trade Commission, 6 Pennsylvania Avenue, Washington, DC 20580.) 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-C-24500A 3 7777906 0430198 T 2.2 Non-Government Dubiications. The following docwnent(s) form a part of this document to the ext
14、ent specified herein. issues of the documents which are BOD adopted are those listed in the issue of the DODISS cited in the solicitation. documents not listed in the DQDISS are the issues of the documents cited in the solicitation (see 6.2). Unless otherwise specified, the Unless otherwise specifie
15、d, the issues of AMERICAN ASSOCIATION OP TEXTILE CHEMISTS MD COLORISTS (AATCC) AATCC Color Transference Chart (Copies may be obtained from the Amerfcan Association of Textile Chemists and Colorists, P.O. Box 12215, Research Triangle Park, NC 27709.) AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM)
16、D 578 - Standard Specification for Glass Fiber Yarns. D 3951 - Standard Practice for Commercial Packaging. (DoD adopted) (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 publi
17、cations are normally available from These documents also the organizations that prepare or distribute the documents. 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 cit
18、ed herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 First article. When specified (see 6.2), a sample shall be subjected to first article inspection (se
19、e 6.4) in accordance with 4.3. 3.1.1 Standard saimle. When a standard sample is available the cloth shall match the sample with respect to all characteristics for which the standard sample is referenced (see 6.5). 3.2 Material. 3.2.1 Fibers. 3.2.1.1 TYR - e I organic fibers. Organic fibers used in t
20、he construction of the cloth shall be permanently fire retardant (PFR) rayon, polyaramid, or any other inherently fire-safe organic fiber or organic fiber blends provided that the cloth woven from the fiber or fiber blends meets all of the requirements of this specification and is consistent with th
21、e intended end use application (see 6.1). 3.2.1.2 TvDe II coated inorganic fibers. Only “C“ filament fibrous glass fibers shall be used. 3.2.2 Yarns. Either singles or plied yarns may be used for both type I and type II warp and filling. 3 Provided by IHSNot for ResaleNo reproduction or networking p
22、ermitted without license from IHS-,-,-MIL-C-24500A 83 m 997790b 0430399 L m 3.2.3 Prohibited fibers. Neither asbestos nor ceramic (refractory) fibers nor material containing any of these fibers shall be used in either type I or type II cloth (see 6.3). 3.3 Weave, Unless otherwise specified (see 6.2)
23、, the woven cloth shall be opaque or translucent as required. 3.4 Color. The color and shade of the finished cloth shall approximate the standard sample when available. color and shade shall approximate the first article sample which has been approved by the contracting officer as conforming to the
24、desired color and shade (see 6.2). When a standard sample is not available, the 3.4.1 Colorfastness. The colorfastness of the cloth to light, wet and dry crocking, heat aging and laundering, shall be as follows: 3.4.1.1 Light. The cloth shall show tigood“ (AATCC gray scale class 4 or better) colorfa
25、stness to light after 20.0 standard fading hours when tested (see 4.5). 3.4.1.2 Crocking (wet and dry). The cloth shall show a rating of ogood“ (Munsell Value 8.5 (min) or numerically rating of 3.0 (good or better). color transference chart, when using white crock cloth and tested (see 4.5). AATCC 3
26、.4.1.3 Heat ageing. The cloth shall show Itgood“ (AATCC gray scale class 4 or better) colorfastness to heat after 7 days of exposure when tested (see 4.5.1). 3.4.1.4 Laundering. The cloth shall show no less than class “3.5“ (moderate) colorfastness to laundering when tested (see 4.5) and rated in ac
27、cord- ance with AATCC gray scale for evaluating change in color, 3.4.2 Unavailability of a standard sample. When no standard sample has been established or designated as applicable to colorfastness, the dyed and finished cloth shall show IIgood“ colorfastness to laundering (after 5 cycles), fastness
28、 to light after 20 hours exposure shall show a Munsell Value for crocking in accord- ance with AATCC color transference chart of not less than 8.5 (see 4.5). 3.4.3 Odor, The material shall have no objectionable odor. When tested the odor concentration shall be 10 or less (see 4.5). 3.5 Finish. The f
29、inish shall be type I or II as follows: 3.5.1 Finish (type I) The finish shall approximate that of the standard sample when available. approximate that of the first article sample which has been approved by the contracting officer as conforming to the desiredfinish. When a standard sample is not ava
30、ilable, the finish shall 3.5.2 Finish (twe II). A fire retardant, polymeric coating shall be applied to the face and back surfaces of the base cloth to increase the abrasion resistance of the base fabric and shall not exceed 20 percent of the total weight of the coated cloth (see 6.3). The halogen c
31、ontent of the coated cloth shall not exceed 1.75 percent of the total weight of the coated cloth, 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-24500A 3 W 779770b 0430200 4 W 3.6 Shrinkage. The fabric shall neither shrink nor elongate more
32、than 4 percent for type I cloth nor more than 2 percent for type II cloth in both the warp and filling directions after 5 launderings and when tested (see 4.5). 3.7 Dimensions and put-up. 3.7.1 Width. The width inclusive of selvage shall be as specified. A plus or minus tolerance of 2 percent shall
33、be allowed (see 6.2). 3.7.2 Lenpth. Unless otherwise specified (see 6.2), the cloth shall be in one continuous length of 50 f 2-1/2 yards. 3.8 Designs and Datterns. The designs and patterns, dyed color or natural, shall be as specified (see 6.2). 3.9 Weave and yarn count. Any weave and yarn count ma
34、y be used consistent with the total performance requirements of this specification and the intended use of the cloth. 3.10 Phvsical reauirements. When tested the finished cloth shall conform to the requirements specified in table I (see 4.5). TABLE I. Phvsical requirements. Characteristics Weight ou
35、nce/square yard (minimum) (gram/square meter) Breaking strength pounds (newtons) (minimum) Warp Filling Abrasion resistance (minimum cycles) Tearing strength pounds (newtons) (minimum) Warp Filling Requirements Test Type I 5.2 f 0.5 (176.3 f 17) 60 (267) 60 (267) 25 3.5 (15.6) 3.0 (13.3) End point i
36、s state destruction. 5 method rype II (FED-STD-191) 7.8 f 0.5 5041 (264.4 f 17) 200 (1751) 175 (1532) 25 5100 5100 u5300 5132 5132 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-, MIL-C-24500A(SH) 3.11 Material safetv data sheet (MSDS). The contract
37、ing activity shall be provided a material safety data sheet at the time of contract award, shall be provided in accordance with the requirements of FED-STD-313. shall be included with each shipment of the material covered by this specification (see 6.6). The MSDS The MSDS 3.12- Fire retardance and o
38、ptical smoke densitv. The finished cloth shall conform to the fire retardance and optical smoke density requirements specified in MIL-STD-1623 (see 4.5). 3.12.1 Fire retardance and oDtical smoke densitv after laundering. After five launderings the fire retardance shall conform to the fire and optica
39、l smoke density requirements specified in MIL-STD-1623. 3.13 Hand. character. and appearance. The hand, character, and appearance of the cloth after testing for colorfastness to laundering, heat ageing, and light shall show no appreciable change from the original cloth when tested (see 4.5). 3.14 Ma
40、rking. The length of each roll shall be legibly marked with indelible ink on a ticket securely attached to the roll. 3.15 Labels, Labels shall be made of a fire-resistive material conforming to this specification, and shall be supplied in the quantity specified by the contracting activity for later
41、attachment to the finished articles (see 6.2). Each label shall have the following information: (a) Specification number and type. (b) (c) Laundering instructions: Follow manufacturers recommendations. (d) Lot number. Manufacturer of the woven cloth. 3.16 WorkmanshiD. The finished cloth shall confor
42、m to the quality established by this specification. calculated as specified in section 4 shall not exceed the established maximum point value. The demerit points per 100 square yards, when 4, QUALIT ASSURANCE PROVISIONS 4.1 ResDonsibilitv for inspection. Unless otherwise specified in the contract or
43、 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 other facilities suitable for the performance of the
44、inspection requirements specified herein, unless disapproved by the Government. ment reserves the right to perform any of the inspections set forth in the specification where such inspections are deemed necessary to ensure supplies and services conform to prescribed requirements. The Govern- 4.1.1 R
45、esDonsibilitv for comDliance. All items shall meet all requirements The inspection set forth in this specification shall become of sections 3 and 5. a part of the contractors overall inspection system or quality program. The 6 Provided by IHSNot for ResaleNo reproduction or networking permitted with
46、out license from IHS-,-,- MIL-C-24500A 83 m 7777706 0430202 8 m MIL-C-24500A(SH) absence of any inspection 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 req
47、uirements of the contract. Sampling inspection, as part of the manufacturing operations, is an acceptable practice 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 accep
48、t defective material. 4.2 Classification of inwections. “he inspection requirements specified herein are classified as follows: (a) First article inspection (see 4.3). (b) Quality conformance inspection (see 4.4). 4.3 First article inspection. Unless otherwise specified (see 6.2), first article insp
49、ection shall consist of the examination and tests specified in 4.5 (see 6.3). Sample shall be visually inspected for appearance, color, and finish. 4.3.1 First article samDle. If more than one weave, color, or pattern of cloth is acquired at any one time, only one 3-yard cut for each fabric shall constitute the first article sample. 4.4 ualitv conformance inspection. Sampling for inspection (see 4.2) shall be performed in accordance with MIL-STD-105, exce
