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 5996-00-455-8299
NSN 5965-01-130-5952
NSN 5999-01-294-2462
NSN 6650-01-139-6258
NSN 5905-01-215-7261
NSN 5975-00-256-9436
NSN 6650-00-224-3223
NSN 6145-00-327-4770
NSN 6130-01-054-6126
NSN 6150-01-099-3239
NSN 5975-01-355-3476
NSN 6645-00-192-1152