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 6145-01-365-5018
NSN 6645-01-432-1068
NSN 2925-01-027-1293
NSN 5910-00-942-7055
NSN 5920-00-178-1688
NSN 6620-01-175-5922
NSN 5996-01-141-6916
NSN 5950-01-301-4026
NSN 6685-01-559-9079
NSN 5975-00-235-6387
NSN 5985-00-719-5080
NSN 5925-00-205-2767