1、- 2 :. MIL-C-43b37D 83 m 999990b 0508265 b m MIL-43637D 28 January 1992 SUPERSEDING MIL-C-4 3637C 21 December 1987 MILITARY SPECIFICATION CIDI“, PLAIN WEAVE, RIPSKIP, NYLON This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This s
2、pecification covers nylon, plain weave, ripstop cloth. 1.2 Classification. The cloth shall be of the follawing classes as specified (see 6.2). Class 1 - Dyed Class 2 - Natural Class 3 - (Deleted see 6.8) Class 4 - Woodland Camouflage Pattern Class 5 - Desert Camouflage Pattern (3 color) 2. APPLICABL
3、E lxxmmws 2.1 Government d0C;uments. 2.1.1 Specifications, standards, and handboks. The follawing specifica- Unless otherwise specified, the issues of these dmuments tions, standards, and handbooks form a part of this docurent to the extent specified herein. are those listed in the issue of the Depa
4、rtment of Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation (see 6.2). Beneficial cormients (recmndations, additions, deletions) and any pertinent data which may ke used in improving this document should be addressed to: Center, Natick, MA 01760
5、-5019 by using the Standardization DoCsUment Improvmnt Proposal (DD Form 1426) appearing at the end of this document or by letter. U.S. Army Natick Research, Developent, and Engineering AMSC N/A FSC 8305 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Licensed by In
6、formation Handling ServicesMIL-C-43b37D 3 9999906 050266 = MIL-C-43637D FEDERAL FED-S“D-4 - Glossary of Fabric Imperfections FED-STD-191 - Textile Test Methods FED-STD-802 - Packaging of Synthetic Fiber Fabrics (Unless otherwise indicated, copies of federal and military specifications, standards, an
7、d handbooks are available from the Standardization Documents Oder Desk, Building 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.) 2.1.2 Other Government documents, drawinus, and publications. The following other Government documents, drawings, and publications form a part of this document to th
8、e extent specified herein. the issues are those cited in the solicitation. Unless otherwise Specified, DRAWINGS U.S. ARMY NATICK RESEARCH, DEVDDI?ME“, AND ENGINEERING CJWIER 2 -1- 15 16 - Woodland Pattern - 48 inches 2- 1- 15 16B - Woodland Pattern - 60 inches 2-1-2240 - 3 Color Desert Pattern 48 um
9、entc cited in the solicitation (see 6.2). Unless otherwise specified, Unless otherwise specified, 2 Licensed by Information Handling ServicesF z MIL-C-43637D 83 m 9999906 0508267 T m MIL-C-43637D AMERICAN ASSOCIATION OF TMTILE CHEMISTS AND CoIxIRISrS (AAIcyx=) Chromatic Transference Scale Rating (Ap
10、plication for copies should be addressed to the American Association of Textile Chemists and Colorists, P.O. Box 12215, Research Triangle Park, Nc 27709-2215.) AMERICAN SoCIEiry FOR TESTING AND MATERIALS (ASTM) D 2261 - Tearing Strength of Woven Fabrics, by the Tongue (Single Rip) Method (Constant R
11、ate of Extension Tensile Testing Mackine) D 5035 - Breaking Force and Elongation of Textile Fabrics (Strip Force) (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103-1187. ) (Non-avenirnent standanis and other public
12、ations are normally available from the organizations that prepare or distribute the documents. documents also my be available in or through libraries or other infornia- tional services.) These 2.3 Order of precedence. In the event of a conflict between the text of this document and the references ci
13、ted herein, the text of this documnt takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exaption has been obtained. 3. REQUIREMENIIS 3.1 First article. When specified (see 6.2), a sample shall be subjected to first article inspection (se
14、e 6.3) in accordance with 4.3. 3.2 Standard sample. The dyed or printed finished cloth shall match the standard sample for shade and appearance 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 Mate
15、rial. It is encouraged that recycled material be used when practical as long as it meet5 the requirements of this specification. 3.3.1 yani. The yarn used shall be bright, multifilament nylon. 3.4 Color. 3.4.1 Color class 1. The color of class 1 cloth shall be as specified and shall match the standa
16、rd sample (see 6.2 and 6.4). 3 Licensed by Information Handling ServicesMIL-C-43b37D 83 = 9999906 05082b8 I MIL-C-43637D 3.4.2 Color class 2. The color of the class 2 cloth shall be natural (unbleached). 3.4.3 Color class 4. The color of the class 4 finished cloth shall be the Woodland Camouflage Pa
17、ttern obtained by dyeing the ground shade to match the Light Green 354 and overprinting using three rollers or screens as appropriate for the Dark Green 355, Bram 356, and Black 357. be accomplished by the use of resin bonded pigmnts. Printing shall 3.4.3.1 Pattern execution, class 4. The pattern sh
18、all reproduce the standard sample in respect to design, colors, and registration of the respective areas and the measurements of the repeat. shall be 27.25 inches (+1.25, -2.5 inches) in the warp direction. The various areas of the pattern shall be properly registered in relation to each other and p
19、resent definite sharp demarcations with a minimum of feathering or spew. Each pattern area shall chaw solid coverage. Skitteriness exceeding that shm by the standard sample in any of the printed areas shall not be acceptable. When the standard sample is not referenced for pattern execution or design
20、, the pattern on the base cloth shall match standard Woodland cmu- flage pattern Drawing 2-1-1516 or 2-1-1516B, as applicable (see 6.2 and 6.4). 3.4.3.2 Spectral reflectance, class 4. The spectral reflectance values for each color in the Woodland camouflage printed finished cloth shall conform to th
21、e requirements specified in table I when tested as specified in 4.4.3. In general, the repeat TABLE I. Spectral reflectance requirements, class 4 Reflectance values (percent) Dark Green 355 Wavelength, Black 357 Light Green 354 and Ewm 356 Nanmters (nm) Min. Max. Min. Max. Min. Max. 600 620 640 660
22、680 700 720 740 760 780 800 82 O 840 860 10 10 10 10 10 10 10 10 10 10 10 10 10 10 - - - - - - - - - - - - - - 8 8 8 8 8 14 26 40 50 55 55 55 55 55 20 20 20 22 36 60 78 90 92 92 92 92 92 92 3 3 3 3 3 8 8 12 17 20 21 22 22 22 13 13 13 13 22 46 66 80 88 90 90 90 90 90 4 Licensed by Information Handlin
23、g Servicesr“ t Wavelength, Nanometers MIL-C-43637D 3 m 9999906 0508269 3 m MIL-C-43637D 3.4.4 Color class 5. The color of the class 5 finished cloth shall be the Desert Camouflage Pattern (3 color), and shall be obtained by dyeing the ground shade to match the Light Tan 492 and overprinting using tw
24、o rollers or screens as appropriate for the Light Brawn 493, and Light Khaki 494. Printing shall be accomplished by the use of resin bonded pigments. 3.4.4.1 Pattern execution, class 5. The pattern shall reproduce the standar sample in respect to design, colors, and registration of the respective ar
25、eas and the measurmnt of the repeat. repeat of the printed and finished cloth shall be 16.75 inches (+1.25 -1.75 inches). Each pattern area shall show solid coverage. Skitteriness exceeding that shm by the standard sample in any of the printed areas will not be acceptable. When the standard sample i
26、s not referenced for pattern execution or design, the pattern on the finished cloth shall match that of Drawing 2-1-2240 (see 2.1.2, 6.2, and 6.4). The warp-wise pattern 3.4.4.2 spec tral reflectance, class 5, The spectral reflectance values for each color in the Desert camouflage printed cloth shal
27、l conform to the requirements specified in table II when tested as specified in 4.4.3. TABLE II. Spectral reflectance requirements, class 5 700 720 740 760 780 800 82 O 840 860 Reflectance values (percent) Light Tan 492 Light Brm 493 Light Khaki 494 (Xun) Min. Max. Min. Max. Min. Max. 38 38 39 40 41
28、 43 45 48 50 68 10 81 10 86 10 89 10 90 10 90 10 90 10 90 11 90 11 41 17 41 17 42 18 42 19 42 20 43 20 45 22 46 23 48 24 54 56 58 59 61 62 63 64 65 3.4.5 Matchinq. The color of the finished cloth shall match the standad sample when vim e.g., Halon, magnesium oxide, or vitrolite tiles (see 6.7). The
29、spectral bandwidth shall be less than 26 nm at 860 nm. Reflectance measuremnts shall be made by either the monochromatic or polychromatic mode of operation. spedrophotameter shall operate with the specimen diffusely illuminated with the full emission of a source that simulates in the visible spectru
30、m either CIE Source A or CIE Source D65. The specimen shall be measured as a single layer, backed with sufficient layers of the same fabric and shade. class 4, sufficient layers are eight layers for Light Green 354, Dark Green 355, and J3rm 356 and three layers for Black 357. For class 5, sufficient
31、 layers are fifteen layers for Light Tan 492 and seven layers for Light Brown 493 and Light Khaki 494. When the specimen is presented to the sample port, the specimen shall be oriented with the reinforcement yarns, running in When the polychromatic mode is used, the For 12 Licensed by Information Ha
32、ndling Services3 - MIL-C-43637D 3 999990b 0508277 2 MIL-C-43637D either the warp or filling direction, of the ripstop weave parallel to the horizontal plane. areas for each color, and the data averaged. an angle no greater than 10 frm nomi, with the specular component included. percent, and waveleng
33、th accuracy within 2 nm. For all colors, classes 4 and 5, with the exception of Light Tan 492, class 5, the aperture of the measurement port of the spectrophotameter shall be 1.0 to 1.25 inches (25 to 32 nm) in diameter (Large Area of View). Light Tan 492 shall be masureci with the aperture of the m
34、easurement port 0.37 inches (10 nm) in diameter (Small Area of View). When the measured reflectance values for any color at four or more wavelengths per sample do not met the limits specified in table I or in table II, it shall be considered a test failure. Measurements shall be taken on a minimum o
35、f two different The specimen shall be viewed at Photometric accuracy of the spectrophotometer shall be within 1 5. PACKAGING 5.1 Put-up and preservation. Comercial as specified (see 6.2). Put-up and preservation shall be level A or 5.1.1 Levels A and Cormiercial. The cloth shall be put-up and preser
36、ved in accordance with the applicable requirements of FED-STD-802. 5.2 Packing. Packing shall be level A, B, or Comercial, as specified (see 6.2). 5.2.1 Levels A, B, and Comercial. The cloth shall be packed in accordance with the applicable requiranents of FED-STD-802. 5.3 Markinq. or purchase order
37、, shipnts shall be marked in acconhnce with the applicable requirements of FED-STD-802. In addition to any special marking required by the contract 6. NOTES (This section contains information of a general or explanatory nature that may be helpful, but is not mandatory.) 6.1 Intended use. The cloth i
38、s intended for use as the outer covering for batting used in the manufacture of quilted clothing. intended for the manufacture or repair of parachutes. The cloth is not 6.2 Acquisition requirements. Acquisition documents must specify the f ollming : a. Title, number, and date of this specification.
39、b. Class required (see 1.2). c. Issue of WDISS to be cited in the solicitation, and if required, the specific issue of individual docziments referenced (see 2.1.1 and 2.2). 13 Licensed by Information Handling Services_ - MIL-C-43637D 83 E 999990b 0508278 4 E MIL-C-436 37D d. e. f. g. Width required
40、(see 3.5). h. i. When first article is required (see 3.1, 4.3, and 6.3). Color required when class 1 is specified (see 3.4.1). Woodland or Desert camouflage pattern drawing if required Length of roll if other than specified (see 3.11). Levels of preservation and packing (see 5.1 and 5.2). inspected
41、and approved under the appropriate provisions of FAR 52.209-4. first article should be a preproduction sample. The contracting officer should specify the appropriate type of first article and the number of units to be furnished, instructions in acquisition documents regarding arrangements for select
42、ion, inspection, and approval of the first article. (see 3.4.3.1 and 3.4.4.1). 6.3 First article. When a first article is required, it shall be The The contracting officer should include specific 6.4 Sample. For access to samples, address the contracting activity 6.5 Dyestuff combination for Camoufl
43、aqe Green 483. issuing the invitation for bids or request for proposal. mandatory, dyestuff combination for Camouflage Green 483 is as follows: A suggested, but not Acid Blue 171 Acid Orange 162 6.6 Spectrophotometer. Suitable spectrophotometers for measuring spectral reflectance in the visible/near
44、-infrard are the Diano Hardy, Diano Match Scan, Milton Roy Match Scan 2, Applied Color Systems Spectro Sensor I & II and CS-5, Hunter D54P-IR, Hunter VIS/NIR spectrocolorinieter, and Macbeth 1500 with IR options. 6.7 White standard. Barium sulfate of suitable quality for use as a white reference sta
45、ndard is available from the Eastman Kodak Company. source has available magnesium reagent (ribbon) and Halon. Suitable tiles can be obtained from the National Institute of Standards and Technology or the instrument manufacturers. The same 6.8 Supersession data. The Class 3 U.S. Army Camouflage Patte
46、rn 1948 cloth has been deleted since it is no longer required. 6.9 Subject term (key word1 listinq. Batting Camouflage pattern Liner Poncho Quilted clothing 14 Licensed by Information Handling ServicesflIL-C-43637D 83 m 999990b 0508279 b m MIL-C-4 3637D 6.10 Chanqes from Previous issue. Marginal not
47、ations are not used in this revision to identify changes with respect to the previous issue due to the mstoaians : Preparing activity: 0 extensiveness of the changes. Army-(= Navy - Nu Air Force - 99 Review activities: Aniry-m Air Force - 82 DLA - Cl? User activity: Navy - luaJ Army-(= (Project 8305
48、-0428) 15 Licensed by Information Handling ServicesflIL-C-43b37D 3 W 99999Ob 0508280 2 = MIL-C-4 36 3 7D AA B A = TWO WARP ENDS WOVEN AS ONE 6 = TWO FILLING PICKS PER SHED FIGURE 1. RIPSIOP WEAVE PAT“. 16 Licensed by Information Handling ServicesY 1 MIL-C-LI3637D 83 W 7777706 050828L B i 5 A = TWO W
49、ARP END,S WOVEN AS ONE B = TWO FILLING Pms PER SHED FIGURE 2. RIPSWP WEAVE PATI”. 17 Licensed by Information Handling ServicesMIL-C-43b37D 83 7999706 0508282 b MIL-C-4 3 6 3 7D AA B i B A = TWO WARP ENDS WOVEN AS ONE 0 = TWO FILLING PICKS PER SHED FIGURE 3. RIPSIDP WEAVE PATTERN. 18 Licensed by Information Handling Services
