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 6130-01-499-3488
NSN 5996-00-079-0384
NSN 5930-01-598-8509
NSN 5998-01-118-0171
NSN 6220-01-040-2959
NSN 6240-01-281-6012
NSN 6620-01-329-7510
NSN 6650-00-590-9073
NSN 4140-01-060-6529
NSN 5925-00-446-2464
NSN 4140-01-536-8991
NSN 5930-00-295-3859