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 5920-00-484-5408
NSN 5975-01-377-7921
NSN 5915-01-169-8179
NSN 5925-01-100-6998
NSN 5999-01-399-3295
NSN 6145-00-959-4489
NSN 5960-01-384-1300
NSN 6135-00-995-1089
NSN 5960-01-502-6270
NSN 5835-01-631-3940
NSN 5999-01-439-1357
NSN 5999-00-513-3698