Underwater life support iaw navsea instruction 10560.2b
A item specifically designed to automatically/manually maintain outlet pressure in a divers helmet/breathing apparatus. It is designed for use with breathing gasses.
NSN 6150-01-227-5480
NSN 5910-00-153-1962
NSN 6150-01-195-2063
NSN 5920-01-514-7007
NSN 6145-01-412-0871
NSN 7035-00-800-0770
NSN 5915-01-040-2721
NSN 6135-01-633-8502
NSN 5910-01-476-5670
NSN 5925-01-302-0302
NSN 5965-01-429-9777
NSN 5965-01-345-5406