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 6150-01-498-0252
NSN 5855-01-098-9038
NSN 6135-01-167-7604
NSN 5895-00-071-3994
NSN 4140-01-423-1647
NSN 6650-00-113-4102
NSN 5905-01-014-7735
NSN 5925-01-248-9250
NSN 6620-01-226-4065
NSN 6650-01-145-3731
NSN 5985-00-084-0213
NSN 4140-01-229-7773