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 5855-00-631-4565
NSN 5910-01-632-1370
NSN 5925-01-173-1763
NSN 5975-00-469-5151
NSN 4140-01-205-6261
NSN 6610-01-484-8980
NSN 6645-01-608-0586
NSN 5965-01-033-9352
NSN 6610-00-140-1719
NSN 4140-00-761-3880
NSN 6110-00-124-8940
NSN 6135-01-260-1100