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 6150-01-162-7539
NSN 6135-01-574-2040
NSN 6645-01-202-7986
NSN 6645-00-097-1748
NSN 5990-00-186-2445
NSN 4140-01-557-5790
NSN 7035-00-104-7613
NSN 5950-00-470-5076
NSN 4140-01-651-9191
NSN 5895-00-820-1997
NSN 6145-01-165-3506
NSN 6650-01-068-2258