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 2925-01-143-0092
NSN 6110-01-128-3050
NSN 6135-01-593-9256
NSN 6130-01-394-0149
NSN 5925-01-539-3016
NSN 6145-01-381-2529
NSN 5835-01-608-8868
NSN 5990-01-258-0512
NSN 5975-00-454-4657
NSN 6240-00-952-7470
NSN 6645-00-075-4764
NSN 5998-00-715-4230