1、s- 7 MIL-C-24927A 83 m 9999906 0489970 7 m + MIIic-24927A 1 October 1991 SUPERsmw MILrC-24927 9 September 1986 This specification is approved for use by the Navy Clothing and Textile Research Facility, Department of the Navy, and is available for use by all Departments and Agencies of the Dewt of De
2、fense. 1. SCOPE e 1.1 Scow. This specification covers the requiramts for a blended polyester and cotton cloth, which hasbeentreatewithdurabieprecsand coil release finishes. 1.2 Classification. !he cloth shall be of the foilawing classes as specified (see 6.2): Class 1 - white 3053 Class 2 - Khaki 37
3、29 Beneficial commente (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Officer in Charge, Navy Clothing and Textile Research Facility, P.O. Box 59, Natick, MA 01760-0001 by ushg the self addresse Standardization Do
4、cument improvement Proposal (DD Form 1426) appearing at the erd of this doc=ument or by letter. AMSC N/A FSC 8305 DISTRIBUFION SPATENENT A. Approved for public rei-; distribution is unlimited. Licensed by Information Handling ServicesMIL-C-24927A 83 = 9999906 0489973 9 MIGc-24927A 2. APPLImmIxxuMEms
5、 2.2 GoveMmientdocumentC. 2.1.1 Swcifications, standzds, and handbooks. The following specifications, standards, and handbookc form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents shall be listed in the issue of the Deparhnent of Defe
6、nce Index of Specifications an standardc (DDISS) an supplement hereto, cited h the solicitation (see 6.2). SPIFICATIONS FEDERAL A-A-50199 PPP-P-1134 MIII-43624 FEE-STD-4 FED-STD-191 - Thread, Polyester Core, Cotton or - Packaging of cotton and Cotton- Polyester Covered Synthetic Fiber Blend Fabrics
7、(Ekcluding Duck Fabrics) - Glossary of Fabric Imperfections - Textile Test Methods MIGSTD-105 MIL-STD-2073-1 - sarrq?ling Prcmdwes and Tables for Inspection by Attributec - DOD Materials Frcc?dures for Develop- ment and Application of Packaging Requirementc MIGSTD-2073-2 - Packaging Requirement Wes
8、(ness otherwise indicated, copies of federal and military specifications, standardc, and handbookc are available from the standardization Documents rder Desk, Building 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.) 2.1.2 other Govenunent documentC, drawhs, and publications. The following othe
9、r Government documente, drawings, and publications form a part of this document to the extent specified herein. Unless otherwise specified, the issues are those cited in the solicitation. 2 Licensed by Information Handling Services- MIL-C-24927A 3 = 9999906 0489972 O .%z MIGc-24927A RIXES AND -0NS U
10、NDER THE TExI?LE FIBW PRWCIS IDE“IEICATI0N ACT (Copies my be obtained without charge from the Federal Trade Carrnnission, Washuigton, DC 20580.) 2.2 Non-Goverrmient iwb lications. ?he follming documente form a part of this specification to the extent specified herein. Unless otherwise specified, the
11、 issue of the documents whi standard sample for the class 2 Khaki 3729 is identified under piece no. 89216. O 3 Licensed by Information Handling ServicestMIL-C-24927A 83 9999906 0489973 2 o MIGC-24927A 3.2 First article. When specified, the contractor shall furnish a sample unit for fhst article ins
12、pection and approval (see 4.3 and 6.2). 3.3.1 Fiber blend. 3.3.1.1 P0leste.r fiber. The fibers shall be polyethylene terephthalate, cemi-dull. The denier shall be a minimum of 2.25 (2.5 dtex) and a maXirmmi of 3.0 (3.3 dtex), and the staple shall be approximately l+ inches (3.8 an) in length (see 4.
13、4.1). 3.3.1.2 Cotton fiber. The cotton shall be combed (see 4.4.1). 3.3.2 Yarn. The warp and filling yarn shall be a blend of 65 (k5) percent polyester and the remaining percentage cotton based on the dry weight of the desized and bleached cloth before treatment, as specified in 4.5. The warp and fi
14、lling shall be a sirles yarn (see 4.4.1). 3.3.3 Color. The color of the class 1 cloth shall be white 3053 and the color of the class 2 cloth shall be Khaki 3729 and both shall match the standard sample, unless othmise specified (see 6.2). 3.3.3.1 Class 1, white. The white 3053 shall be obtained with
15、 a chemical bleach, preferably with hydrogen peroxide or peroxygen chemicals. The chemical bleach may be supplemented with fluorescent optical brighteners which fluoresce to the blue region. 3.3.4 sulfur content. The use of sulfur dyes or dyes containing elementary sulfur or sulfur compoundC capable
16、 of oxidation to sulfuric acid is prohibited. The dyed an finished cloth shall show no mre than a slight trace of labile sulfur as defined in the test method and specified in 4.5. 3.3.5 Discoloration. The finished class 1 cloth shall shuw discoloration to wet-dry cleaning, laundering (3 cycles), per
17、spiration, combined iaundering and bleaching and light (40 SFH) equal to or better than the standard sample when tested as specified in 4.5. AS a limit of acceptability, or when no standard sample is available, the discoloration of the clothtowet-dry cleaning, laundering (3 cycles), perspiration, co
18、mbined laundering an bleaching, and light (40 SFH), shall be a minimum of I1goodt1. 3.3.6 Colorfastness. The finished class 2 cloth shall &ow colorfastness t0 laundering (3 cycles) , perspiration, light (40 SFH) , and crockhq equal t0 or better than the standard sample when tested as specified in 4.
19、5. As a limit of acceptability, or when no standard sample is available, the finished cloth shall shuw a minimum of iIgoodlt to 1aunderh-q (3 cycles) and prsphation and a minhum of llfairll to light (40 SFH) , and shall show a wet and dry crockhq rating not lower than 4.0. 4 U 3 Licensed by Informat
20、ion Handling ServicesNIL-C-24927A 83 MILd-24927A 9999906 0493679 O 3.4 Rwsical reuuhmgts . mefiniched cloth shallcxmfonntothe requireirnents specified in Table i when tected as specified in 4.5. wght - oz/ydz (gm/m2) 7.5 (254.3) 8.5 (288.2) 100 50 230 (1023.5) 72 (320.4) 0.010 (.OOll) 0.007 (.) 17 (
21、8.6) 12 (53.4) 5 (22.3) 3.5 Weave. %he weave shaU be a 3 up, 1 dawn, right-harxltwiii, when tested as cpecified in 4.5. 3.6 Wiath. aie width of the cloth shall be as specified (see 6.2), ard shaL1 be the mhinm acceptable wia inclusive of selvage when fly shuttle ocilrrs or shleess tuck-in selvage oc
22、rinc are used. FCX all 0th.r shuttleless loca-os, the with measurenient shall be me between the last warp on each side excluing the gr&mdug friqe(s) . 5 Licensed by Information Handling Services3.8.2 Awammce of durable mess . !mefinished cloth shall haw? an a- urable press rating of nut less 3.0 aft
23、er 5 auwkrhys- tested as specified in 4.5. 3.U. Seam efficiency . aie cloth shall aw a seam efficiency of not less thn 85% when tested as specified in 4.5. 3.15 Face identification. zhe face side of the cloth shall, be iderrtifid . by stamping m the side the wd vffaceft at each end of the roll. *- c
24、 - 6 Licensed by Information Handling Servicese MIL-C-24727A 3 9999906 0489975 b W MIGC-24927A 3.16 Workmanship . The finished cloth shall conform tothequality established by this specification. The demerit points per 100 square yards (83.6m2) when calculated as specified in section 4 shall not exce
25、ed the established maxirmmi point value. 4. QUALZIY ASSURANCE PROVISIONS 4.1 ResmnsibilitV for hmect ion. unless otherwise specified in the contract or purchase order, the contractor is responsible for the perfomce of all inspection requirementS (examinations an tests) as specified herein. Except as
26、 otherwise .specified in the contract or purchase order, the contractor may use his own or any other facilities suitable for performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserves the right to psrfom any of the inspections set forth
27、 in the specification where such inspections are deemed necessary to ensure supplies and services conform to prescribed requirements. All items must meet all requirements of sections 3 and 5. The inspection set forth in this specification shall beoame a part of the contractors overall inspection sys
28、tem or quality program. The absence of any inspection requirements in the specification shall not relieve the contractor of the responsibility of ensuring that ali products or supplies suhitted to the Government for acceptance canply with ali requirements of the contract. sampling inspection, as par
29、t of manufacturing operations, is an acceptable practice to ascertain conformance to requirements, hawever, this does not authorize suhnission of knm defective material, either indicated or actual, nor does it Cormnit the government to acceptance of defective material. 4.i.2 certificate of ccm03 lia
30、nce. Where certificates of ampliance are suhitted, the Government reserves the right tochecktestsuchitemsto determine the validity of the certification. 4.1.1 ResmnsibilitV for co1a3 liance. e 4.2 Classification of inspecrt ion. The inspection requir-ts specified herein are classified as follaws: 1.
31、 2. First article inspection (see 4.3). Quality conformance inspection (see 4.4). 4.3 First article insret ion. When required (see 3.2), the first article of finished cloth shall be visually inspected for uniformity of shade, color, finish, an appearance and shall be tested for chemical and physical
32、 properties in accordance with the applicable methods specified in 4.5. 4.4 Quality conformance insret ion. sampling for inspection shall be psrform in accordance with MIGSID-105, except where otherwise indicated. 7 Licensed by Information Handling Services/MIL-C-24927A 83 = 999990b 0489976 8 I MITr
33、c-24927A 4.4.1 comonent and materialinswct ion. in accordance with 4.1 above, components and materials shall be incpected and tested in accordance with all the r-ements of referend kpcifications, drawings, and standardc unless otherwise excluded amended, modified, or qualified in this specification
34、or applicable procurement documente. in addition, a certificate of ccnnpliance shall be sutnni- for the material rqukemenk of 3.3.1.1, 3.3.1.2, 3.3.2, and the durable press resin and soil release finish requirements of 3.8. 4.4.2 Esramination of the end item. Examma tion of the end item shall be in
35、accordance with 4.4.2.1through 4.4.2.5. 4.4.2.1 Yard-bv-vard examination. Each roll in the sample shall be examined on face side only. When the total yardage in the role does not exceed 100 yardc (91.4m) , the entire yardage in the roll shall be examined. When the total yardage in the roll exceeds 1
36、00 yards (91.4m) only 100 yards (91.4m) shall be examined. All defects as defined in sedion III of FED-sII)-4, which are clearly noticeable at nom1 inspection distance (3 feet) (0.9m) shall be scored and assigned demerit points as listed in 4.4.2.1.1, except that those slubs and knots which exceed t
37、he lhnh shuwn on Sears Fabric Defect Scale (see 6.4), llC1g or 11411 as applicable for club6 and ttB1t for knots shall be scored. No linear yard (increments of 1 yard (0.9m) on the measuring device of the incpedion machine) fram any one roll within the sample shall be penalized mre than 4 points. Ti
38、ie sample size shall be 20 rolls selected fram 20 containers. For determination of acceptability on the average quality of the lot, the lot shall be unacceptable if the points, per 100 square yards (83.6mz) ex& 25 points. For detemuna tion of acceptability on the individual roil quality bis, the lot
39、 shall be unacceptable if two or mre individual rolls exceed 38 points per 100 square yards (83.6mz). If one roll ex& the point level, a Cecond sample of 20 rolls shall be sel- for individual roll quality examination only. if one or mre rolls exceed the value, the lot shall be rejected. point camput
40、ation for lot quality and individual rd1 quality shall be as follawc: Total mints -red in samp le X 3600 Contracted width of cloth (inchec) X total yards incpeded = points per 100 square yards (83.6mz) 4.4.2.1.1 Demerit mints. Demerit points shall be assigned as follawc: - one point For defects 3 in
41、ches (7. 6m) or less in any dimencion For defects exceeding 3 inches (7.6m), but not exceeding For defects exceeding 6 inches (15.21) but not exceeding 6 inches (15.2cm) in any dimension - two points 9 inches (2289can) in any dimencion - three points - four points For defects exceeding 9 inches (22.
42、9m) in any dimencion The follming defects, when present, shall be scored 4 points for each yard in which they occur: Baggy, ridgy or wavy cloth Characteristics of finish, hand and shade not equal to the standard carcrple Nonunifodty of shade (mottled, streaJry or cloudy) Holes, cuts, tears, open pla
43、ces r width less then specified 8 Licensed by Information Handling Servicesb .MIL-C-24927A 83 m 9999906 0489977 T m P MIGc-24927A 4.4.2.2 tion for lemth. 4.4.2.2.1 Individual rolls. wiring the yard-by-yard examination, ea& roll in the sample shall be examined for length. Any length faund to be less
44、than the minhum specified or mre than 2 yards (1.82111) less than the length marked on the ticket shall be considered a defect with respect to length. liie lot shall be unacceptable if two or more rolls in the sample are defective with respect to length. 4.4.2.2.2 Tbbl vard aqe in sam le. nie lot sh
45、all be unacceptable if the total of the actual lengths of rolls in the sample is less than the total of selected for the examination for the individual rolls. the lengths marked on the tickets. liie rolls examined shall be these 4.4.2.3 Examination for shade variation. During the yard-by-yard examin
46、ation, each roll in the sample shall be examined for shade variation. Any role in the sample exhibiting uneven shade, shade variation side to side, side to center, or end to end, shall be cause for rejection of the entire lot represente by the sample. 4.4.2.4 Fmmhation for shade match and finish, in
47、dividual rolls. Each roll in the lot shall be examined visually for shade match (see 3.3.7) and fmsh (see 3.8). A roll shall be unacceptable if it fails to meet the requirements for shade match or finish. The sample unit shall be 4 inch by 20 inch (10.2311 by 50.8311) swatch of the cloth. A sample u
48、nit shall be drawn from each roll in the lot. 4.4.2.5 ESanrhation for face identification and nonconformance with the Textile Fiber Prducts Identification Act. During the yard-by-yard examination, each roll in the sample shall be examined for these defects. nie lot shall be unacceptable if two or mr
49、e rolls in the sample have face identification missing from either or both ends, or are not labeled or ticketed in accordance with the Textile Fiber Prducts Identification Act. 4.4.3 Examination of packadra recniirements. An examination shall be made in accordance with the provisions of PPP-P-1134 to determine that packaging, packing and marking comply with section 5 requirementc of this specification. 4.5 “estins of the end item. The methods of testing specified in FED-Stil-191, wherever applicable and as listed in Tab
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