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 5985-01-534-9194
NSN 5999-01-608-3908
NSN 5915-01-531-3000
NSN 5960-01-441-7047
NSN 6150-00-168-1319
NSN 5998-01-107-9627
NSN 5975-01-556-2039
NSN 4140-01-268-0500
NSN 6145-01-005-3260
NSN 5855-00-185-1560
NSN 6685-01-121-0290
NSN 6145-01-585-2555