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 copper having a pressure rating of 850 kpa or over
NSN 5930-01-568-4046
NSN 6220-01-502-9451
NSN 5999-01-060-5104
NSN 5855-00-011-5816
NSN 5895-01-492-5777
NSN 5965-01-215-0993
NSN 5930-01-275-4532
NSN 6145-01-479-1972
NSN 6220-01-607-9202
NSN 6130-00-844-2792
NSN 6610-00-006-5783
NSN 6320-00-731-6134