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 5910-00-235-2223
NSN 5960-00-665-5180
NSN 5895-00-518-1593
NSN 5975-01-189-0604
NSN 5855-01-589-3816
NSN 6220-01-193-2021
NSN 5998-01-578-6316
NSN 6220-01-216-8661
NSN 6130-01-177-4472
NSN 6650-01-617-2513
NSN 5960-01-356-4429
NSN 6135-01-295-2708