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 steel
NSN 6220-01-472-4062
NSN 5996-01-322-1486
NSN 7035-01-472-1999
NSN 5855-00-631-4565
NSN 6145-00-528-6467
NSN 7035-00-782-7046
NSN 4140-01-501-7623
NSN 5855-01-510-4564
NSN 5905-01-143-9886
NSN 6620-01-462-0001
NSN 5920-01-352-6650
NSN 5935-01-655-5588