1、MIL-C- 18387F 26 July i968 Superseding 16 August 1967 MIL-C-183876 MILITARY SPI3CIFICATION . CLOTH, TWILL, COTN, FIRE RETARDANT TREATED This specification is mandatory for use by all Departments and Agencies of the Department of Defense. 10 SCOPE 1.1 This specification covers fire retardant treated
2、cotton twill Cloth 2. APPLICABm DXUMENTS 2.1 The following documents of the issue in effect on date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein. SPECIFICATIONS Feder al P-5-683 V-T- 27 6 CCC- T- 191 PPP-P-1134 - Mi li tary MIL-D-12
3、182 STANDARDS Federal Sour, Laundry (Fluoridated) Thread, Cotton Textile Test Methods Packaging and Packing of Cotton and Cotton-Synthetic Fiber Blend Fabrics (Excluding Duck Fabrics) Detergent, Laundry, Powdered, Flaked, or Granular 4 Glossary of Fabric ,sperfec,ions (Copies of specifications and s
4、tandards required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer) . - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-,MIL-C-L8387F 83 I 7779906
5、0381256 4 MIL-C-18387F 2.2 Other publications. The following documents form a-part of this specification to the extent specified herein. Unless otherwise indicated, the-issue in effect on date of invitation for bids or request for proposal shall apply . FEDERAL TRADE COMMISSION Rules and Regulations
6、 Under the Textile Fiber Products Identification Act (Application for copies should be addressed to the Federal Trade Commission, Washington, D. C. 20580). 3 REQUIREMENTS 3.1 Standard sample. The finished cloth shall match the standard sample for shade and shall be equal to or better than the standa
7、rd sample with respect to all characteristics for which the standard sample is referenced (see 6.3). 3.2 First article inspection. When specified (see 6.2), before production is commenced, 1 yard of the desized, mercerized dyed cloth and 5 continuous yards full width of the finished cloth shall be s
8、ubmitted or made ready for the contracting officer ox his authorized representative for inspection. The treatment used for the finished cloth shall be identified in sufficient detail for recognition as an approved type. The preproduction sample. shall be manufactured by the supplier in the same faci
9、lities to be used for the manufacture of the production items. The approval of the preproduction samples authorizes the commencement of production but does not relieve the supplier of responsibility for compliance with all applicable provisions of this specification. 3.3 Formula approval. The prospe
10、ctive supplier or his finishing plant shall submit with his bid to the contracting officer for approval, a list of materials which will be used, stipulating amounts, grades and the standards of all materials including solvents and the manufacturers name. This list is for the information of the Gover
11、nment only. Approval of the quantitative formula submitted shall in no way absolve the supplier from complying with the performance requirements of this specification (see 6.4). 3.4 Materials. The cloth shall be made from cotton which has been cleaned, carded, drawn, and spun into two ply yarns for
12、both warp and filling. 3.5 Construction and physical properties. The finished cloth shall conform to the requirements of table I when tested as specified in 4.5. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-L37F 3 M 77777Ob O383257 b M MIL
13、-C-18387F Table I. Construction and Physical Properties Char acteristic Requirement Weight of desized, mercerized dyed cloth 4.4 f. 0.2 prior to treatment, ounces/sq yci Increase in weight after treatment and 18 minimum to finishing operation, percent 28 maximum Yarns per inch, minimum Warp 105 Fill
14、ing 100 Yarn ply 2 Breaking strength, grab, pounds, minimum Warp 95 Filling 60 Tearing strength, pounds, minimum Ini tia1 Warp 6.0 Filling 6.0 After 15 launderings WaI p Filling 3.0 3.0 Air permeability, CU ft air/minute/sq ft 18 to 60 at 1/2 inch water pressure Shrinkage in laundering, percent, max
15、imum Warp 2.0 Fi 11 in g 2 *o Acidity, pH Sewability, seam efficiency, percent, minimum 5.5 to 9.0 80 Stiffness of cloth, cantilever bending 0.005 load, pound, maximum 3.6 Weave. The weave shall be a 3 up and 3 down right-hand steep twill. 3.7 Finish 3 Provided by IHSNot for ResaleNo reproduction or
16、 networking permitted without license from IHS-,-,-MIL-C-L387F 3 W 7777706 03L25 MIL-C- 8387B 3.7.1 Cloth preparation.- Prior to treatment, the cloth shall be desized and mercerized. The starch and protein content including chloroform-soluble and water-soluble material of the finished cloth shall no
17、t exceed 2.0 peraent when tested as specified in 4.5. 3.7.2 Fire retardancy. Before and after 15 launderings, the treated cloth shall show not more than 2.0 seconds average flame time, not more than 2.0 seconds average glow time, and not more than 5.5 inches average and 6.5 inches single determinati
18、on char length when tested as specified in 4.5. 3.8 Color. Unless otherwise specified by the procuring activity, the cloth color shall match one of the following listed colors. List of Colors Shade No. Olive Green 107 Shade No. Sage Green 1524 Shade No. Orange 338 Shade No. Khaki 1 The use of dyes o
19、r substances containing elementary sulfur compounds capable to oxidation of sulfuric acid is prohibited. The dyed and finished cloth shall contain no more labile sulfux than that shown by the standard sample when tested as specified in 4.5, 3.8.1 Matching. standard sample under natural (north sky) d
20、aylight or artificial daylight having a color temperature of 7500 Kelvin and shall be a good approximation to the standard sample under incandescent lamp- light at 2800 Kelvin. The color of the finished cloth shall match the 3.8.2 Colorfastness. Unless otherwise specified, the dyed and finished clot
21、h shall show fastness to light, salt water and soap, perspiration, laundering and crocking equal to or better than the standard sample when tested as specified in 4.5, 3.8.2.1 When a standard sample is not referenced as a standard for colorfastness the dyed and finished cloth shall show “good“ fastn
22、ess to light (40 standard fading hours), salt water and soap, perspiration, laundering, and crocking when tested as specified in 4.5. 3.9 Fiber identification. Each roll shall be labeled, ticketed, or invoiced for fibex content in accordance with the Rules and Regulations under the Textile Fiber Pro
23、ducts Identification Act. 3.10 Dimensions of finished cloth 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C- 18 387F 3.10.1 Width. The width shall be as specified by the procuring activity and shall be the minimum width inclusive of selvages.
24、 3.10.2 Length. Unless otherwise specified, the cloth shall be in one continuous piece of not less than 40 yards. Each length shall be put up on rolls as specified in PPP-P-1134. 3.11 Workmanship. The finished cloth shall conform to the quality established by this specification. The demerit points p
25、er 100 square yards when calculated as specified in section 4 shall not exceed the established maximum point values. 4 . QiJA LITY ASSURANCE PROVISIONS 4 -1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the supplier is responsible for the performance of
26、 all inspection requirements as specified herein, Except as otherwise specified in the contract or order, the supplier niay use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserves
27、the right to perform any of the inspections set forth in the specification where such inspections are deemed necessary to assure supplies and services conforin to prescribed requirements. 4.1.1 Certificate of compliance. Where certificates of compliance are submitted, the Government reserves the rig
28、ht to check test such items to determine the validity of the certification, 4.2 Inspection 4.2.1 Quality conformance inspection. The examinations and tests comprising quality conformance inspection shall be - as specified in 4.3, 4.4 and 4.5. 1- I 4.2.2 First article inspection. The sample of finish
29、ed cloth submitted in accordance with 3.2 shall be visually examined for appearance, color and finish, and shall be tested for applicable physical and chemical properties. Testa shall be in accordance with methods specified in 4.5. 4.3 Examination of the end item 4.3.1 Yard-by-yard examination. Each
30、 roll in the sample shall be examined on theeface side only. When the total yardage in the roll does not exceed 100 yards, the entire yardage in the roll shall be examined. When the total yardage in the roll exceeds 100 yards, only 100 yards shall be examined. All defects as defined in section I of
31、Fed. Std. NQ. 4, which are clearly noticeable at normal inspection distance (3 feet) shall be scored 5 - _- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IH
32、S-,-,-MIL-C-18387F Uneven weavinghall be 4.3.2.2 Total yardage in sample. The lot shall be unacceptable if the total of the actual lengths of rolls in the sample is less than the total of the lengths marked on the ticket. 4.3.3 Examination for shade. During the yard-by-yard examination, each roll in
33、 the sample shall be examined for shade. Any roll in the sample off shade, shaded side to side, side to center or end to end shall be cause for rejection of the entire lot represented by the sample. 4.3.4 Examination for compliance with Textile Fiber Products Identification Act, During the yard-by-y
34、ard examination, each roll in the sample shall be examined for compliance with the Rules and Regulations Under the Textile Fiber Products Identification Act. Gach roll not labeIed in accordance with this Act shall be a defect. The lot shall be unacceptable if 2 or more of these defects occur. 4.4 Ex
35、amination of preparation for delivery requirements. Examination shall be made in accordance with the provisions of PPP-P-1134 to determine that packaging , packing and marking requirements of section 5 of this specification are complied with. 4.5 Testing of the end item. The methods of testing speci
36、fied in CCC-T-191, wherever applicable, and as listed in table II shall be followed. The physical and chemical values specified in section 3 apply to the results of the determinations made on a sample unit for test purposes as specified in the applicable test method except the lot average shall appl
37、y for the weight of the finished cloth. . 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-18387F 83 7777706 03812b2 T MIL-C-18387F The sample unit shall be 5 continuous yards, full width of the finished cloth and 1/4 yard of the cloth prior t
38、o flame resistant treatment. The sample size (number of sample units) shall be as shown below. The lot size shall be expressed in units of 1 yard. For all requirements except lot average, the lot shall be unacceptable if one or more sample units fail to meet any test requirements specified. For lot
39、average requirements, the lot shall be unacceptable if the average of all determinations made on the sample units fail to meet any test requirement specified. Lot size (yards) Sample size (units) 800 or less 801 up to and including 22,000 22,001 and over 2 3 5 Table II. Test Methods tharacte r i sti
40、cs Weave Weight , ounces per sq. yd. ( Untreated ) Increase in weight (Un t r e at ed to treated), percent Yarns per inch Warp Filling Yarn ply Warp wellinc ,f cot- ;en fibe 261 1 io. Det. Per :ndiv. Unit )P Product 5 5 3 3 5 7 10 2 1 2 Zesults Zepor ted 4s Svg of 5 det to nearest 3.1 pound Avg of 3
41、 det to nearest 0.1 percent Avg of 5 det to nearest 0.1 CU ft Avg of 7 det to nearest 0.1 CU ft Avg of 10 dei to nearest 0.001 pound Avg of 2 det to nearest 0.1 pH Pass or fail Avg of 2 det to nearest 0.1 percent Provided by IHSNot for ResaleNo reproduction or networking permitted without license fr
42、om IHS-,-,-MIL-C-L37F 3 W 7779706 0383264 3 W MIL-C-18387F Table II. Test Methods (Continued) 2har ac ter is tics Sewability (seam zff iciency ) ?ire re tardancy Initial Flame time, sec. Glow time, sec. Char length, inch After laundering Flame time, sec. Glow time, sec. Char length, inch :olorfas tn
43、ess Fastness to light (40 standard fading hours) Crocking Salt water 8t soap Per s p ir at i on Laundering Sulfur dyes Requirement Ref er ence Table 3.7.2 3.7.2 3.7.2 3.7.2 3.7.2 3.7.2 3.7.2 3.8.2 3.8.2 3.8.2 3.8.2 3.8.2 3.8 Test Method -siio 5903 5903 5903 LI5556 5903 5903 5903 5660 5651 5632 5680
44、5610 2020 No. Det. Per Indiv. Unit f Product 7 5 5 5 5 5 5 1 1 Results Reported As Avg of 7 det to nearest 1.0 percent Avg of 5 det to nearest 1/5 second Avg of 5 det to nearest 1/5 second Avg of 5 det to nearest 0.1 inch Avg of 5 det to nearest 1/5 second Avg of 5 det to nearest 1/5 second Avg of 5
45、 det to nearest 0.1 inch Pass or fail do. do. do. do. do. A/ Cotton laundering procedures. 21 The needle size shall be 0.040 + 0.001 inch across the blade at the eye. The needle thread shall be ticket No. 40, 3 ply and the looper thread shall be ticket No. 60, 3 ply. The thread shall conform to type
46、 IA1 of V-T-276. 10 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-L37F 83 7797706 0383265 5 H MIL-C- 18387F S. PREPARATION FOR DELIVERY 5.1 Packaging. Packaging shall be level A or C as specified (see 6.2 and shall be packaged in accordance w
47、ith PPP-P-1134. 5.2 Packing. Packing shall be level A, B or C as specified (see 6.2) and shall be packed in accordance with PPP-P-1134. 5.3 Marking. In addition to any special marking required in the contract or order, shipments shall be marked in accordance with the requirements of PPP-P-1134. 6. N
48、OTES 6.1 Intended use. The cloth covered by this specification is intended for use in flight clothing. 6.2 Ordering data. Procurement documents should specify: a. Title, number and date of this specification. b. Quantity and width required. c. Color. d. Selection of applicable levels of packaging an
49、d packing (see 5.1 and 5.2). e. Whether first article inspection is required (see 3.2) f Formula approval (see 3.3). 6.3 Standard sample. For access to standard shade samples, address the procuring activity issuing the invitation for bids, 6.4 Approval of flame resistant treatments for use under this specification is the responsibility of the Air Force Materials Laboratory, Att
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