ARMY MS39001 REV B-1973
ADAPTER, COMPRESSED GAS CYLINDER VALVE CONNECTIONS; U.S. REGULATOR TO BRITISH OXYGEN VALVE [Use: DLA MIL-A-16288/1 VALID NOTICE 3, DLA MIL-A-16288/1 NOTICE 2, DLA MIL-A-16288/1 VALID NOTICE 1, DLA MIL-A-16288/1, DLA MIL-A-16288/1 VALID NOTICE 4]