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 5925-01-373-2324
NSN 5950-00-064-1418
NSN 6135-01-066-6904
NSN 5935-01-531-4953
NSN 5925-01-246-0569
NSN 5975-00-927-9538
NSN 5915-01-315-9450
NSN 6220-00-246-0744
NSN 6685-01-228-0175
NSN 5999-00-232-8389
NSN 5990-00-009-3291
NSN 6620-01-617-3915