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 5990-00-974-6943
NSN 5945-01-359-6337
NSN 5835-01-632-6627
NSN 2925-01-063-7876
NSN 6650-00-177-0983
NSN 6135-01-113-1507
NSN 6645-01-571-6404
NSN 6110-01-330-1988
NSN 5855-01-277-1663
NSN 5935-01-367-6671
NSN 5910-01-242-9385
NSN 6145-00-366-5790