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 6220-00-113-0997
NSN 5965-01-461-4480
NSN 6610-00-473-8846
NSN 5996-00-792-6512
NSN 5905-01-567-3519
NSN 6220-01-003-9126
NSN 6620-01-332-2797
NSN 5895-01-032-5929
NSN 5998-01-607-7334
NSN 5895-00-548-9329
NSN 5950-01-424-4146
NSN 6130-01-341-3482