MIL-R-83412 Revision A, June 30, 1977
RUBBER, ETHYLENE-PROPYLENE, HYDRAZINE RESISTANT
Includes all amendments and changes through Cancellation Notice 4, October 4, 2002
Additional Comments: CNCL S/S BY SAE AMS-R-83412
This specification covers three types of rubber having good resistance to high and low temperature and hydrazine type propellants, but poor resistance to hydrocarbon oils or solvents. Hydrazines are hazardous chemicals. See "Dangerous Properties of Industrial Materials" by N. Irving Sax.