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 5915-01-433-2128
NSN 5920-01-423-8595
NSN 5915-01-576-8602
NSN 5985-01-450-6727
NSN 2925-01-226-6126
NSN 5895-01-153-8230
NSN 5905-01-472-5751
NSN 6620-00-190-8109
NSN 6685-01-065-3511
NSN 5999-01-341-5839
NSN 5975-01-547-0290
NSN 6620-01-643-6817