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 6320-00-242-3300
NSN 6105-01-140-1189
NSN 5835-01-566-5462
NSN 6130-01-235-0648
NSN 6685-00-474-5721
NSN 6110-01-110-0669
NSN 5905-01-171-1813
NSN 4140-01-050-8096
NSN 5999-01-462-4856
NSN 6220-00-988-1521
NSN 4140-01-369-7609
NSN 6220-01-394-5263