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 4140-00-640-1228
NSN 6685-00-256-6591
NSN 6220-01-325-0056
NSN 7035-01-177-2807
NSN 6610-01-316-3547
NSN 5990-01-107-1003
NSN 5855-00-944-0949
NSN 5950-01-036-6154
NSN 5945-01-415-0603
NSN 5855-01-147-6024
NSN 5915-00-283-4450
NSN 5920-01-453-7038