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 5965-01-104-5102
NSN 5835-01-614-1900
NSN 5910-01-103-8833
NSN 6610-01-368-0465
NSN 5855-01-582-4145
NSN 5985-00-033-5967
NSN 6145-01-160-7658
NSN 6610-00-034-3709
NSN 5925-01-433-1633
NSN 5999-00-303-9941
NSN 6105-01-479-0060
NSN 5920-00-008-4770