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 5996-00-661-1151
NSN 7035-00-679-9027
NSN 4140-01-229-8820
NSN 5990-01-506-7695
NSN 6610-00-107-1944
NSN 5910-00-283-1166
NSN 5999-01-147-3029
NSN 6620-01-571-0900
NSN 6685-01-230-9116
NSN 6135-00-377-9165
NSN 5945-00-886-2290
NSN 5990-00-067-6791