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 6645-01-531-5976
NSN 5985-01-243-1027
NSN 5975-01-032-0648
NSN 6130-00-578-6637
NSN 6650-00-518-5194
NSN 5975-01-212-4306
NSN 5925-01-475-2595
NSN 7035-01-652-1600
NSN 5930-01-571-1755
NSN 5990-01-501-5409
NSN 5985-00-208-6751
NSN 5950-00-269-2698