DLA A-A-55234 A-1994 CLOTH KNITTED NYLON FLEECE《羊毛尼龙针织布》.pdf

1、A-A-55234A I 9999974 0365559 L9T 9 I INCH-POUND 1 A-A-55234A November 7, 1994 SUPERSEDING November 2, 1993 A-A-5 5 2 34 COMMERCIAL ITEM DESCRIPTION CLOTH, KNITTED, NYLON, FLEECE The General Services Administration has authorized the use of this commercial item description as a replacement for MIL-C-

2、17155 for all federal agencies. 1. SCOPE. This commercial item description covers the requirements for a knitted nylon fleece fabric. as a lining material. weather clothing; Type II is used as a lining material in the enlisted mans and womans water repellent and wind resistant utility jacket; and Ty

3、pe III is intended for use as a lining material for outerwear. The cloth is intended for use Type I is used as a lining material for cold 2. CLASSIFICATION. The fabric shall be one of the following types: Type I - 9.5 to 11.5 ounces per square yard, Green 3405 Type II - 6.0 to 6.8 ounces per square

4、yard, Blue 3308 Type III - 9.0 to 10.0 ounces per square yard, Black 3234 3. SALIENT CHARACTERISTICS 3.1 Material. containing continuous filament nylon yarn. designated as the face of the material. be slit prior to napping. non-directional pile on the face. The fabric shall be either a warp or circu

5、lar knit The napped side shall be The circular knit cloth shall The cloth shall be evenly napped to form a The cloth must be preconditioned. Beneficial comments, recommendations, additions, deletions, clarifications, etc., and any data which may improve this document should be sent to: Center, Cloth

6、ing and Textiles Directorate, ATTN: DPSC-FQSD, 2800 South 20th Street, Philadelphia, PA 19145-5099. AMSC N/A FSC 8305 Defense Personnel Support DISTRIBUTION STATEMENT A: Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted witho

7、ut license from IHS-,-,-A-A-55234A 9 9999774 0165560 901 = A-A-55234A 3.2 Physical requirements. The finished cloth shall conform to the following requirements: Table I Characteristics Type 1 Type II Type III Yarn denier L/ 21 Face Back 200 70 Face Back 70 70 Face Back 200 100 Weight (oz/sq.yd.) 9.5

8、 to 11.5 6.0 to 6.8 9.0 to 10.0 Thickness (inches minimum) 0.1 psi 1.1 psi 0.17 0.11 0.05 0.03 0.11 0.06 Yarns per inch (minimum) Wales 3/ Courses j/ 28 28 31 41 24 31 Bursting strength (pounds minimum) 100 170 150 Elongation (percent maximum) Course direction 130 75 130 Dimensional change (percent

9、maximum) Circular knit Wales Courses Warp knit Wales Courses 8.0 5.0 6.0 4.0 6.0 4.0 8.0 5.0 4.0 6.0 6.0 4.0 - i/ alternate denier for Type I Face - 210 - 2/ alternate deniers for Type II Face - 100 Back - 140 - 3/ alternate construction for Type II - 24 wales by 39 courses 3.3 Matchinq. The finishe

10、d cloth shall match the standard sample when viewed under filtered tungsten lamps which approximate artificial 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55234A qq99774 03165563 A48 A-A-55234A daylight having a correlated color temperature

11、 of 7500 K (L 200 K) with illumination of 100 feet (2 20 feet) candles, and shall be a good match to the standard sample under incandescent lamplight at 2300 K (- f 200 K). 3.4 Color. The color for type I shall be Green Shade 3405, and shall match standard sample piece number 888. The color for type

12、 II shall approximate Blue Shade 3308. The color for type III shall be Black Shade 3234, and shall match standard sample piece number 78277. 3.5 Label/taq. Each roll shall be individually bar-coded with the Type VI1 or VIII, Class 17 label/tag of DDD-L-20 - Label: For Clothing, Equipage, And Tentage

13、 (General Use). This label/tag shall be located so that it is completely visible on each roll and causes no damage to the item. 4. REGULATORY REQUIREMENTS 4.1 Recovered materials. The offeror/contractor is encouraged to use recovered materials to the maximum extent practicable, in accordance with Pu

14、blic Law 94-580 and paragraph 23.403 of the Federal Acquisition Regulations (FAR). 4.2 Fiber identification. Each piece shall be labeled, or ticketed for fiber content in accordance with the Rules and Regulations Under the Textile Fiber Products Identification Act. 5. QUALITY ASSURANCE PROVISIONS 5.

15、1 Certification. The contractor shall certify and maintain substantiating evidence, that the product offered meets the salient characteristics and requirements of this commercial item description; conforms to the producers own drawings, specifications, standards, and quality assurance practices; and

16、 is the same product offered for sale in the commercial marketplace. The Government reserves the right to require proof of such conformance prior to the first delivery and thereafter as may be otherwise provided for under the provisions of the contract or purchase order. 5.2 Market acceptability cri

17、teria. The cloth offered must have been sold to the commercial market or to the Government, and the contractor shall certify and provide supporting documentation as to its serviceability and the long term (five years) availability of all necessary maintenance and logistics support parts and material

18、s. 5.3 Warranty. The item offered shall include the standard warranty given to the commercial market beginning with the date of delivery of the individual items. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55234A m 9999974 A-A-55234A 5.4 Vi

19、sual examination. The cloth shall be examined for the defects listed below. 5.4.1 Defects. Any hole, cut, or tear; broken or missing yarn; knot or slub; color not as specified; any part shaded; any spot or stain; poor workmanship; label missing, incorrect, or illegible; bar code omitted or not reada

20、ble by scanner; human-readable interpretation (HRI) omitted or illegible; bar code not visible on roll of cloth; bar code causes damage to the cloth; not packaged in accordance with the contract or purchase order. 5.5 Yard by yard examination. The finished cloth shall conform to the dimensions speci

21、fied. Any dimension that is not within the established tolerance shall be classified as a defect. The lot size shall be expressed in units of yards. The sample unit is one linear yard. The required yardage of each roll shall be examined on one side only. The side examined; however, shall be alternat

22、ed so that the alternate rolls are examined on the face and back respectively. The visual defects listed in MIL-STD-1491 shall be classified and scored to the extent that they are clearly visible at normal inspection distance of 3 feet (2 1 foot) on the side of the cloth under examination. Defects l

23、isted in Table IV, Overall Examination, shall not be scored in the yard by yard examination. All defects found shall be counted regardless of their proximity to each other, except where two or more defects represent a single local condition of the cloth, in which case only the more serious defect sh

24、all be counted. A continuous defect shall be counted as one defect for each lengthwise yard or fraction thereof in which it occurs. unit for this examination shall be one linear yard. shall be expressed in units of one linear yard each. The sample The lot size Table II Sample Size Lot size in yards

25、Number of rolls Maximum number of defects acceptable up to 1200 L/ 3 O 1201 to 3200 5 O 3201 to 10,000 8 O 10,001 to 35,000 13 O 35,001 to 150,000 20 1 150,000 and over 32 2 - i/ If lot is fewer than three rolls, each roll in the lot shall be examined. 5.6 Overall examination. Each defect listed bel

26、ow shall be counted not more than once in each roll examined. The sample unit shall be 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55234A one roll. The sample size (number of rolls selected to sample) and the acceptance number (maximum numb

27、er of defects acceptable) shall be as shown in Table III. The rolls selected for the yard by yard examination shall be included in this examination. 5.7 Testinq of end item. Prior to testing the cloth shall be preconditioned in accordance with 5.5. The methods of testing are specified in Table III.

28、Lot size (yards) Sample size 800 or less 2 801 up to and including 22,000 3 22,001 and over 5 The physical requirements specified in Table I apply to the average of the determinations made on a sample unit for the test purposes specified in the applicable test methods except for thickness. For thick

29、ness characteristics, the lot average of all sample units in the sample shall apply and the lot shall be unacceptable if the lot average fails to meet the minimum thickness requirements specified. All test reports shall contain the individual values utilized in expressing the final result. 3-1/2 yar

30、ds, full width of the finished cloth. The lot size shall be expressed in units of one yard each. except for thickness, if one or more units fail to meet any test requirements specified. The sample size (number of sample units to be tested) shall be in accordance with the following: The sample unit f

31、or testing shall be The lot shall be unacceptable, Table III Test Methods Characteristic Test method Fiber identification AATCC 20 L/ Yarn denier i/ Yarn filament . Visual L/ Knit Visual L/ Color . Visual 2/ Weight oz/sq.yd. ASTM-D 3776 (Option C) Thickness (inches) ASTM-D 1777 3/ Yarns per inch AST

32、M-D 3887 Bursting strength (lbs.) ASTM-D 3787 A/ Shrinkage (%) FED STD 191 - Method 5556 5/ Colorfastness to: Laundering (after 3 cycles) AATCC 61-4A 6/ Dry cleaning AATCC 132 Crocking AATCC 8 Perspiration AATCC 15 Preconditioning . (See 5.6) Elongation (a) (See 5.7) PH - 7/ 5 Provided by IHSNot for

33、 ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55234A w 9999974 Olb55b4 557 w A-A-55234A - i/ A contractors certificate of compliance (COC) shall be accepted for this characteristic. - 2/ or “Fail. One determination per sample unit with result reported as “Pass“ - 3/

34、 Five, 4 inch by 4 inch specimens for each load shall be cleanly cut from the fabric. No two specimens shall contain the same walewise or coursewise yarns. The nap shall be facing up and the results shall be the average of 5 readings for each load. - 4/ Tests shall be performed with nap facing down.

35、 - 5/ - 6/ The temperature shall be 140F (2 2 degrees) for Type II cloth. The specimen must be dried after each complete laundering cycle. Only the stain on the nylon fibers of the color transfer cloth shall be evaluated. Type III does not require colorfastness to laundering testing. The cotton laun

36、dering procedure shall be used. - 7/ The pH value of the water extract of the finished cloth shall be not less than 4.0 and not greater than 8.5. 5.8 Preconditioninq. The fleece shall be preconditioned by placing the sample in a tumble-type rotary dryer, having a cylindrical basket approximately 30

37、inches in diameter, 24 inches in length and rotating at approximately 35 RPM. The dryer shall be rovided with a means of tumbled at this temperature range 30 or 40 minutes with a twenty to twenty-five pound ballast load. The sample shall be conditioned for 24 hours at 70F and 65 percent relative hum

38、idity. maintaining a stack temperature of 140 - 160 g F. The sample shall be 5.9 Elonqation. The cloth in the course direction shall be measured on an inclined plane tester of the IP-4 type or equivalent. A suitable autographic recording device shall be provided. Five specimens, each containing diff

39、erent wales and courses, shall be cut 4 by 6 inches with the long dimension parallel to the course direction. The specimen shall be fastened, without tension or slack, between one inch wide flat-type clamps set 3 inches apart. The machine shall be run through 10 complete cycles under a maximum test

40、load of 15 pounds. An individual elongation graph shall be used for each specimen. The elongation shall be the average of the results obtained from the five specimens tested, when measured at the peak of the last recorded cycle, in a line perpendicular to the horizontal zero axis. The results shall

41、be reported to the nearest 1.0 percent. 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55234A 5.10 Samplinq. Each lot shall be examined visually for shade match and finish appearance in accordance with the table listed below and the provisions

42、 contained in the contract. If one or more pieces fail to meet the requirements for shade match or finish appearance, a rescreening shall be performed. The lot shall be unacceptable if one or more pieces fail the rescreening. The sample unit shall be a 4 inch by 20 inch swatch of the cloth. The samp

43、le unit shall be drawn from each piece in the sample size. Lot size 1- 8 pieces 9 - 25 pieces 26 - 90 pieces 91 - 160 pieces over 160 pieces Pieces to be sampled each piece 8 pieces 20 pieces 32 pieces 1 of 5 pieces 5.11 Visual examination. The cloth shall be examined for the defects listed below. 5

44、.11.1 Defects. Any hole, cut, or tear; color not as specified; any shaded areas, spots, or stains; any raw edges; any material defects, or poor workmanship; bar code omitted or not readable by scanner, Human-Readable Interpretation (HRI) omitted or illegible. Bar coded type not as specified, code de

45、nsity not as specified. 6. PRESERVATION, PACKING, AND MARKING. The packaging, packing, and marking shall be in accordance with the contract or purchase order. 7. NOTES 7.1 Source of Government documents. Copies of Military and Federal documents are available from: Standardization Documents Order Des

46、k Building 40 700 Robbins Avenue Philadelphia, PA 19111-5094 7.2 Sources of non-Government documents. Rules and regulations under the Textile Fiber Products Identification Act is available from: Federal Trade Commission Washington, DC 20580-0001 7 Provided by IHSNot for ResaleNo reproduction or netw

47、orking permitted without license from IHS-,-,-A-A-55234A ANSI/ASQC 21.4 - Sampling Procedures and Tables for Inspection By Attributes is available from: American National Standards Institute 11 West 42nd Street New York, NY 10036 AATCC Chromatic Transference Scale is available from: American Associa

48、tion of Textile Chemists and Colorists (AATCC) P.O. Box 12215 Research Triangle Park, NC 27709-2215 ASTM Test Methods (and ASTM-D 3951 - Standard Practices for Commercial Packaging) is available from: American Society for Testing and Materials (ASTM) 1916 Race Street Philadelphia., PA 19103-1187 7.3

49、 AcceDtance criteria. Acceptance criteria shall be as specified in the contract or purchase order. MILITARY INTERESTS: Custodians Navy - NU Army - GL Review Activitv Army - EA CIVIL AGENCY COORDINATING ACTIVITY: GSA - FSS PREPARING ACTIVITY: DIA - CT Project 8305-0544 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-