DLA A-A-55100-1992 YARN COTTON《棉纱线》.pdf

1、A-A-55100 9999974 O339686 Lb7 A-A-5 5 1 O O 10 NOVEMBER 1992 COMMERCIAL ITEM DESCRIPTION YARN: COTTON The General Services Administration has authorized the use of this Commercial Item Description in preference to Military Specification MIL-Y-l6698(GL). ABSTRACT Abstract. The yarn shall be one type

2、of cotton, suitable for carpet warps in hand weaving occupational therapy. SALIENT CHARACTERISTICS General description. The yarn shall be made of clean cotton which has been carded, spun, and twisted into yarn. The yarn shall be 8/4 ply 2 3 percent, 6 to 7 1/2 turns per inch of “S“ twist in the ply.

3、 The plied yarn shall have a breaking strength of 7 pounds minimum when tested as specified under end item performance testing. Color. or col standa The color of the yarn shall be natural, bleached white, .or, as specified, and shall conform to an approved shade .rd. When white is specified, the yar

4、n shall be bleached using a peroxide type bleach. No tinting is permissible and the use of optical bleaches is not permitted. When natural is specified, the yarn shall be the natural shade. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in impr

5、oving this document should be addressed to: Defense Personnel Support Center, Clothing and Textiles Directorate, Attn: DPSC-FSSD, 2800 South 20th Street, Philadelphia, PA 19101-8419, by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by

6、 letter. AMSC N/A FSC 8310 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55100 9999974 OLLb87 OT3 A-A-55 1 O0 Labile Sulfur. The use of dyes and compounds contain

7、ing elementary sulfur or compounds capable of oxidation to sulfuric acid is prohibited when tested as specified under end item performance testing. Shade Matchinq. The color shall match the standard sample under natural (north sky) dayli ht or artificial daylight having a color temperature of 75008

8、Kelvin and shall be a aood approximation to the standard sample under incandscent lamplight at 2800 Kelvin. Colorfastness. The dyed and finished yarn shall show a minimum of Class 3 fastness to laundering when tested as specified under end item performance testing. Put-up. The yarn shall be put up o

9、n spools containing 840 yards - + 10 percent. Label/markinq. Each spool shall be labeled or ticketed for fiber content in accordance with the Textile Fiber Products Identification Act. Workmanship. After completion, the finished yarn shall be thoroughly cleaned, and all loose thread, lint, and forei

10、gn matter removed. QUALITY ASSURANCE Certification. The contractor shall certify, and maintain substantiating evidence, that the product offered meets the salient characteristics and requirements of this Commercial Item Description, and that the product conforms to the producers own specifications,

11、standards, and quality assurance practices. The Government reserves the right to require proof of such conformance prior to first delivery and thereafter as may be otherwise provided for under the provisions of the contract. Visual examination. Yarn.lots shall be inspected in accordance with ANSI/AS

12、QC 21.4. The inspection level shall be I and the acceptable quality level (AQL), expressed in terms of defects per hundred units, shall be 2.5. The lot size shall be expressed in units of one spool. The sample unit shall be one spool. Defects. The yarn shall be examined for the following defects: an

13、y spot or stain, clearly visible at normal inspection distance (approximately 3 feet), any burr, shive or foreign matter; wrong color, off shade, i.e. not within established tolerances; package which is cut, torn, chafed, or otherwise damaged, affecting the free unhampered unwinding of yarn or affec

14、ting strength of yarn, or affecting the secure holding of yarn winds on the package, type of package other than specified; thread ends not removed; label missing, incorrect or illegible; measurement of item not as specified. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted with

15、out license from IHS-,-,-A-A-55100 9999974 O119688 T3T A-A- 5 5 1 O O Reaulatorv requirements. The offeror/contractor is encouraged to use recovered material in accordance with Public Law 94-580 to the maximum extent practicable. End Item Performance Testinq. The yarn shall be tested as specified in

16、 the table below. The sample unit shall be one spool. The lot shall be unacceptable if one or more sample units fail to meet any test requirements specified. The lot size shall be expressed in units of one spool. The sample size (number of sample units) shall be in accordance with the following: Lot

17、 Size (SDools) Sample Size 800 or less 800 thru 22,000 22,001 and over TEST METHODS 2 3 5 Characteristic Mat er i a 1 Yarn size Twist direction Twist turns per inch Yarn ply Breaking strength Labile sulfur Colorfastness to laundering Test Method - i/ ASTM-D 1907 ASTM-D 1423 ASTM-D 1423 21 ASTM-D 225

18、6 Visual A/ - i/ AATCC 61, Test 3A - i/ A certificate of compliance shall be acceptable for this requirement. - 2/ Twist contraction is not required. - 3/ One determination per sample unit and results reported as “pass or fail“. PACKAGING Packaainq. Twelve spools of yarn of one color only, put up as

19、 specified herein, shall be packaged in a snug-fitting partial telescope or shallow lid folding paperboard box. The lid for the boxes shall be not less than 1-inch in depth. Box closure shall be secured with a commercially acceptable 2-inch minimum width gummed paper tape. 3 Provided by IHSNot for R

20、esaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55 L O0 m 999977Y OLL7689 976 m A-A-55 100 Packinq. Ninety-six spools of yarn of one color only, packaged as specified in packaging paragraph, shall be packed in a snug- fitting fiberboard shipping container conforming to

21、style RSC, type CF (variety SW) or SF, class domestic, grade 275. Each shipping container shall be closed either with glue, hot melt adhesive or tape in accordance with good commercial practice. Markinq. In addition to any special markings required by the contract or purchase order, interior package

22、s and shipping containers shall be marked in accordance with MIL-STD-129. NOTES Orderinq data. Procurement documents should specify the following: a. Title, number, and date of this commercial item description. b. Color required. c. Selection of applicable levels of packaging and packing. Source for

23、 Government documents. Copies of Military and Federal documents are available from: Standardization Documents Order Desk Building 4D 700 Robbins Avenue Philadelphia, PA 19111-5094 Rules and Regulations Under the Textile Fiber Products Identification Act is available from: Federal Trade Commission Wa

24、shington, DC 20580 Source for Non-Government documents. ASTM Test Methods are available from: American Society for Testing and Materials 1916 Race Street Philadelphia, PA 19111-5094 AATCC Test Methods are available from: American Association of Textile Chemists and Colorists (AATCC) P.O. Box 12215 T

25、riangle Park, NC 27709-2215 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55100 m 9999934 OLL9690 698 I I :a I I l l I l I I I I I I I I l I I I l I a l l l l l l l l l l l l I I. I, A-A- 5 5 1 O O ANSI/ASQC 21.4 - Sampling Procedures and Table

26、s for Inspection By Attributes is availsble from: American National Standards Institute 1430 Broadway New York, NY 10018-3308 Standard sample. For access to standard sample, address the procuring office issuing the invitation for bids. The standard shade samples have been dyed by the use of the foll

27、owing dyes: Black 281 Blue 282 Brown 283 Gray 284 Green 285 Orange 286 Red 287 Yellow 288 Direct Black 38, C.I. 30235 Direct Blue 106, C.I. 51300 Direct Brown 95, C.I. 30145 Direct Black 3, C.I. 27710 Direct Green 26, C.I. 34045 Direct Orange 34, C.I. 40215/20 Direct Red 80, C.I. 35780 Direct Yellow 28, C.I. 19555 Civil Agency Coordinating Activity : GSA-FSS Preparing Activity: DLA-CT Project No. 8310-0190 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-