1、MIL-C-43257 (4) 83 m 7779706 OLi32207 5 m II“-POuND 1 MIL-C-43157 (AR) AMENDMENT 4 02 MARCH 1990 SUPERSEDING AMENDMENT 3 30 April 1984 MILITARY SPECIFICATION CLOTH, SPUN VISCOSE RAYON, RESIN IMPREGNATED This Amendment forms a part of Military Specification MIL-C-43157 (MU) dated 4 September 1963, an
2、d is approved for use within the US Army Armament Munitions and Chemical Command and is available for use by all Departments and Agencies of the Department of Defense. PAGE 1 2.1 Add the following: * .jir llMIL-STD-286 - Propellants, Solid: Sampling, Examination and Te s t i ng PAGE 2 3.2 Finish. De
3、lete “(See 6.3)lI. Table I. Class 2 and 3: Delete I16.75l1 and substitute 116.011. Delete 117.2511 and substitute 117.011. 3.6 Breaking strength loss. Delete in its entirety. 3.7 Slippage value (applicable to Class I only): 3.7.1 Warp. Delete “min. of 60“ and substitute nmin. of 50“ . 3.7.2 Filling.
4、 Delete llmin. of 60“ and substitute “min. of 501 . 3.9 Ash content. Delete l11.0 percent rnaxot1 and substitute “1.5 percent max . * 3.12.2 Class 3. Delete in its entirety and substitute the following: 7 4 AMSC N/A 1 of 4 FSC 8305 DISTRIBUTION STATEMENT A. Approved for public release; distribution
5、Is unlimited. Licensed by Information Handling ServicesMIL-C-43157 (4) 83 7779706 0431210 1 MIL-C-43157 (AR) AMENDMENT 4 “3.12.2 Class 3. The cloth shall be dyed scarlet. The dyed cloth shall be tested for compatibility with intended end items (see 4.3.7.2.1) if the dye, dyeing process or cloth supp
6、lier is changed .It Add a new paragraph and number it 3.13: “3.13 Stiffness. For Class I only (for automated line only). The cloth shall have a stiffness of 1 30/32 to 2 2O/32 inches when tested as specified in 4.3.1.11 Renumber the previous 3.13 (Workmanship) to read, “3.1 4 Workman ship. PAGE 5 4.
7、3.1 Table II. Add the following: llStiffness 5200 10001“ 4.3.2 Finish. Delete in its entirety and substitute the following : “4.3.2 Finish. A finish sample of cloth approximately 6 inches, shall be dyed in a bath containing disperse dye (Eastman Brilliant Pink 3B-GLF or equal) and a direct dye (Chlo
8、rantine Fast Green 5GLL or equal) in the ratio of 2:l. The dyeing conditions are as follows: 8 grams per liter Eastman Brilliant Pink 3B-GLF 4 grams per liter Chlorantine Fast Green 5GLL Dyeing time: 3 minutes Dyeing temperature: 68 degrees + 2 degrees Centigrade. (The sample shall be rinsed wTth co
9、ld water (tap or distilled) until the rinse water is colorless). If the color of the sample after dyeing is purple, the finish is satisfactory. If the color is green, the finish of the sample is not satisfactory (see 6.8).1t 3 4.3.3 Determination of breaking strength loss. Delete in its - entirety.
10、2 Licensed by Information Handling ServicesMIL-C-43157 (Lo 83 9777706 0431211 3 W 5- v4 MIL-C-43157 (AR) AMENDMENT 4 PAGE 8 4.3.5 Stretch. Delete the formula: “Percent of strength = 100 (A-B)Il 300 - + B and substitute: “Percent of strength = 100 (A-B)Il 300 + B PAGE 9 * 4.3.7.2: - Class 3. Delete i
11、n its entirety and substitute the following : 114.3.7.2 Class 3. In all instances the cloth shall be dyed scarlet. The scarlet dye shall produce a color closely approximating color No. 1105 of FED-STD-595. The cloth shall be dyed in accordance with a recommended commercial procedure for the particul
12、ar color, with dye stuffs that will not cause deterioration of the finished cloth.“ * Add a new paragraph and number it 4.3.7.2.1: n4.3.7.2.1 - Compatibility. The dyed cloth shall be tested for compatibility with each planned contact energetic material prior to end item production in accordance with
13、 MIL-STD-286, Method T408.1. Test results (including identification of dyes and energetic materials) shall be forwarded to Commander, ARDEC, ATTN: AMSMC-QAR-R(D), SMCAR-AEE-BP, Picatinny Arsenal, New Jersey 07806-5000 for evaluation .II PAGE 10 6.3 Finish. Delete in its entirety. 6.4 Breaking streng
14、th loss. Delete in its entirety. PAGE 11 Figure - 1. Delete in its entirety. 3 Licensed by Information Handling Services MIL-C-43157 (4) 3 7777906 0433232 5 MIL-C-43157 (AR) AMENDMENT 4 NOTE: The margins of this amendment are marked with an asterisk or vertical line to indicated where changes (addit
15、ions, modifications, corrects, deletions) from the previous amendment were made. This was done as a convenience only and the Government assume no liability whatsoever for any inaccurancies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous amendment. Cu s todi an : Army-AR Preparing activity : Army-AR (Project 8305 - A3571 4 Licensed by Information Handling Services
