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 2925-01-507-1276
NSN 5855-01-553-8437
NSN 5965-01-353-0085
NSN 5960-01-447-0169
NSN 5999-01-285-6724
NSN 5960-01-444-8163
NSN 6685-01-468-6711
NSN 6105-01-100-7431
NSN 6240-01-412-0715
NSN 6105-01-108-7950
NSN 6110-00-614-9218
NSN 5950-01-535-6326