1、MIL-C-40004C SUPERSEDING 15 April 1969 26 April i990 . MIL-C-40004B MILITARY SPECIFICATION CLOTH, KNITTED, COTTON, SIMPLEX This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers two types of simplex knitted c
2、otton cloth. 1.2 Classification. The cloth shall be of the following types and classes as specified (see 6.2): Type 1 Type II Class 1 Class 2 Class 3 Class 4 Class 5 Class 6 - 9.5 oz. per sq. yd. - 7.5 oz. per sq. yd. - White, Shade No. 3028 - Gray, Shade No. 1164 - Gray, Shade No. 1163 - Seal Brown
3、, Shade No. 105 - Gray Beige, Shade No. 270 - Black, Shade No. 3226 Beneficial comments (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, Development, and Engineering Center, Natick, MA 017
4、60-5014 by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. mcc N/A FSC 8305 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitte
5、d without license from IHS-,-,-2. APPLICABLE DOCUMENTS 2.1 Government documents, 2.1.1 Specifications, standards, and handbooks. The following specifications, standards, and handbooks form a part of this document to the documents are those listed in the issue of the Department of Defense Index of Sp
6、ecifications and Standards (DODISS) and supplement thereto, cited in the solicitation (see 6.2). . extent specified herein. Unless otherwise specified, the issues of these SPEC I FI CAT I ON S FEDERAL PPP-P-1134 - Packaging of Cotton and Cotton-Synthetic Fiber Blend Fabrics (Excluding Duck Fabrics)
7、STANDARDS FEDERAL FED-STD-191 - Textile Test Methods MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspection by Attributes (Unless otherwise indicated, copies of federal and military specifications, standards, and handbooks are available from the Standardization Documents Order Desk, Bu
8、ilding 413, 700 Robbins Avenue, Philadelphia, PA 19111-5094.) 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 herein, Unless otherwise specified, the issues are tho
9、se cited in the solicitation. FEDERAL TRADE COMMISSION Rules and Regulations Under the Textile Fiber Products Identification Act (Copies are available from the Federal Trade Commission, Pennsylvania Avenue at Sixth Street, N.W., Washington, DC 20580-0001,) 2 Provided by IHSNot for ResaleNo reproduct
10、ion or networking permitted without license from IHS-,-,-MIL-C-40004C 2.2 Non-Government publications. The following document forms 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 t
11、he 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 ASSOCIATION OF TEXTILE CHEMISTS AND COLORISTS (AATCC) Chromatic Transference Scale (Application for copies s
12、hould be addressed to the American Association of Textile Chemists and Colorists, P.O. Box 12215, Research Triangle Park, NC 27709-2215.) (Non-Government standards and other publications are normally available from the organizations that prepare or distribute the documents These documents also may b
13、e 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, supersedes applicable laws and r
14、egulations 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 (see 6.3) in accordance with 4.3. 3.2 Standard sample. The finished cloth shall match the standard sample for shade and appea
15、rance and shall be equal to or better than the standard sample with respect to all characteristics for which the standard sample is referenced (see 6.4). 3.3 Material. 3.3.1 Yarn. The yarn shall be made from cotton which has been carded, combed, and spun into singles yarn. 3.4 Color. The color of th
16、e finished cloth shall be as specified (see 6.2). When White (class 1) is specified, the cloth shall be bleached and shall be supplemented with an optical brightner to enhance the appearance of the cloth. 3.4.1 Labile sulfur. The use of dyes and compounds containing elementary sulfur capable of oxid
17、ation to sulfuric acid is prohibited. shall be chosen and applied so that the dyed and finished cloth shall contain no more labile sulfur than shown by the standard sample when tested as The dyestuff 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
18、MIL-C-40004C specified in 4.4.3. When no standard sample is available, the dyed and finished cloth shall show no more than a “slight trace“ of labile sulfur as defined in the test method specified in 4.4.3, 3.4.2 Matching, The color of the finished cloth shall match the standard sample when viewed u
19、nder filtered tungsten lamps that approximate artificial daylight and that have a correlated color temperature of 7500 2 200 K, with illumination of 100 2 20 foot candles and shall be a good match to the standard sample under incandescent lamplight at 2300 2 200 K. 3.4.3 Colorfastness. The dyed and
20、finished cloth shall show fastness to laundering and perspiration equal to or better than the standard sample or equal to or better than a rating of “good“. The dyed and finished cloth shall show fastness to crocking equal to or better than the standard sample or shall have an AATCC Chromatic Transf
21、erence Scale rating of not lower than 3.5 or “good“, .except for class 6 cloth which shall have an AATCC Chromatic Transference Scale rating of not lower than 1.5 or “fair“. Testing shall be as specified in 4.4.3. 3.5 Physical requirements. The finished cloth shall conform to the requirements specif
22、ied in table I when tested as specified in 4.4.3. TABLE I. Physical requirements Stretch, percent Weight Wales Courses Bursting Wales Courses Type oz./sq./yd. per inch per inch strength (length) (width) (min.) (min.) (min.) lbs, (min,) (max.) (min.) (max.1 I 9.5 60 42 130 15 40 60 II 7.5 66 40 120 2
23、0 60 80 3.5.1 Knit. The knit shall be a 48-line Atlas pattern (see 6.5). The cloth shall be knit with nonravelling edges (see 6.5.1). 3.5.2 Width. Unless otherwise specified (see 6.21, the width of the cloth shall be a minimum of 36 inches, 3.6 Finish. The cloth shall be sueded on both sides and hav
24、e a suppleness equal to or better than the standard sample. 3.7 Non-fibrous materials. The starch and protein content including chloroform-soluble and water-soluble material of the finished cloth shall not exceed 5.0 percent when tested as specified in 4.4.3. 3.8 pH. The pH value of the water extrac
25、t of the finished cloth shall be no less than 5.0 nor more than 8.5 when tested as specified in 4.4.3. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-40004C 3.9 Dimensional stability. There shall be no more than 12.0 percent shrinkage in the
26、 direction of the length (wale direction) or 3.0 percent in the width (course direction) when tested as specified in 4.4.3. preshrinkage process used shall not be identified by name or tradmark either on the cloth, ticket or package. The 3.10 Length and put-up. For Government procurement only, unles
27、s otherwise specified (see 6.2), the cloth shall be furnished in continuous lengths, each not less than 35 yards. Each length shall be put-up on full width rolls as specified in 5.1. 3.11 Fiber identification. Each roll shall be labeled, ticketed or invoiced for fiber content in accordance with the
28、Textile Fiber Products Identification Act. 3.12 Workmanship. The finished cloth 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 in
29、spection. 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 an
30、y other faeilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. any of the inspections set forth in this specification where such inspections are deemed necessary to ensure supplies and services conform to prescribed requirements
31、. The Government reserves the right to perform 4.1.1 Responsibility for compliance. All items shall meet.al1 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. shall not relieve the con
32、tractor 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 practice to ascertain conformance to requirements, however, this
33、 does not authorize submission of known defective material, either indicated or actual, nor does it commit the Government to accept defective material. The absence of any inspection requirements in the specification 4.1.2 Certificates of compliance. When certificates of compliance are submitted, the
34、 Government reserves the right to inspect such items to determine the validity of the certification. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_ _- - MIL-C-40004C 3 999770b 0423748 4 MIL-C-40004C 4.2 Classification of inspections. The inspect
35、ion 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. When a first article is required (see 3.1 and 6.2), it shall be examined for the defects specified in 4.4.2.1 through 4,4.%.3
36、 and tested as specified in 4.4.3. 4.4 Quality conformance inspection. Unless otherwise specified, sampling for inspection, shall be performed in accordance with MIL-STD-105. 4 4.1 Compone pection. In accordance with 4.1, components and materials shall. be inspected in accordance with all the requir
37、ements of referenced documents unless otherwise excluded, amended, modified, or qualified in this specification or applicable purchase document. 4.4.2 End item examination. 4.4.2.1 Yard-by-yard examination. The cloth shall be examined for the defects listed in table PI. Alb defects found shall. be c
38、ounted regardless of their proximity to each other, except where two or more defects represent a single local condition Q the cloth, in which case only the more serigus defect shall be counted. A continuous defect shall be counted as one for each wale-wise (length-wise) yard or fraction thereof in w
39、hich it occurs. The lot size shall be expressed in units of yards, The sample unit shall be 1 linear yard. The inspection level shall be II and the acceptable quality Level (AQL), expressed in terms of defects per hundred units, shall be 6,s for major defects and IO for total defects (major and mino
40、r combined). rolls from which the sample yardage is to be selected shall be in accordance with table III, The sample yardage shall be apportioned equally among the selected rolls. The number of TABLE II. End item visual defects Classif ication . Defects Major Minor Hole, cut, tear, any 101 Run or en
41、d out 102 Drop stitch, tuck stitch, pulled stitch or needle streak 20 1 Mend 103 Abrasion mark greater than 1 inch 104 Thin or uneven cloth i/ 105 Course or fine yarn - i7 106 Tight twist yarn 202 Slubs or gouts greater than 1 inch 203 Specks greater than 1/8 inch 204 6 Provided by IHSNot for Resale
42、No reproduction or networking permitted without license from IHS-,-,-MIL-C-40004C TABLE II. End item visual defects (contd) Classification Defects Major Minor Knots extending above the surface of the cloth - l/ Kinks or untrimmed ends Crease or wrinkle, (embedded) Stretch (stitch tension) knitting t
43、ension too Shade bar L/ Spot or stain greater than 1/8 inch tight or toa loose 205 2 06 207 107 108 208 - i/ Clearly visible at normal inspection distance (3 feet). 4.4.2.2 Overall examination. The cloth shall be examined for the defects listed below. Each defect listed shall be counted not more tha
44、n once in each roll examined. The sample size (number of rolls) and the acceptance number (maximum number of defects acceptable) shall be in accordance with table III. Each roll shall be examined over its entire length. Defects Preshrinkage process identified by name or trademark on Degree and chara
45、cter of finish not equal to standard sample. Degree and character of sueding not equal to standard sample. Objectionable odor. Overall uncleanness. Uneven knitting throughout the roll. Off shade, shaded end to end, side to side, side to center Mottled, streaky or cloudy in appearance. Edges frayed,
46、ravelled, curled, rolled, folded, scalloped or uneven continuously or intermittently throughout the roll. Not labeled in accordance with Textile Fiber Products Identification Act. Overall width less than specified. the cloth or ticket. or throughout the roll. 7 Provided by IHSNot for ResaleNo reprod
47、uction or networking permitted without license from IHS-,-,-TABLE III. Sample size Lot s ize (yards Sample size (rolls) Acceptance number 1200 or less L/ 1201 up to and including 3,200 3,201 up to and including 10,000 10,001 up to and including 35,000 35,001 up to and including 150,000 150,001 and o
48、ver 3 O 5 O 8 O 13 O 20 1 32 2 - i/ .If a lot contains fewer than three rolls, each roll in the lot shall be examined. 4.4.2.3 Length examination. During the yard-by-yard examination, each roll in the sample shall be examined for length. Any length found to be less than the minimum specified or more
49、 than 2 yards less than the length marked on the roll ticket shall be considered a length defect. If the total of the actual lengths of the rolls in the sample is less than the total of the lengths marked on the roll tickets, the lot shall be rejected. 4.4.3 End item testing. The cloth shall be tested for the characteristics listed in table IV, The methods of testing specified in FED-STD-191 wherever applicable and as liste
