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 5998-01-570-2977
NSN 5960-01-224-7151
NSN 5835-01-340-0786
NSN 5975-01-463-3331
NSN 4140-01-027-1871
NSN 6220-01-495-1037
NSN 5835-01-584-8538
NSN 5835-01-549-2911
NSN 6135-01-077-5705
NSN 5925-01-435-8109
NSN 5905-00-212-6416
NSN 6135-01-238-2878