A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of copper having a pressure rating of 850 kpa or over
NSN 5965-01-159-2694
NSN 5925-01-411-6028
NSN 6130-00-959-5800
NSN 5965-01-033-9352
NSN 5975-01-561-3710
NSN 6320-01-478-9351
NSN 6620-00-438-1993
NSN 5910-01-569-1172
NSN 5985-00-788-5914
NSN 6620-00-003-2020
NSN 5998-00-892-8438
NSN 5910-01-094-2674