This specification covers one type of organic fiber in the form of roving. The product shall be formed as four ends of 1140 denier (1270 d tex) yarn (AMS3901/3) collected into an approximately parallel arrangement without twist.
SAE AMS3901/6D-2014 history
2014SAE AMS3901/6D-2014 Roving, Organic Fiber (Para-Aramid), High Modulus 4560 Denier, (5070 d tex), 0.6% Finish
2008SAE AMS3901/6D-2008 Roving, Organic Fiber (Para-Aramid), High Modulus 4560 Denier, (5070 d tex), 0.6% Finish