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 4140-00-397-9252
NSN 6650-00-925-1274
NSN 6220-00-081-6429
NSN 5996-00-868-2543
NSN 5999-00-842-5419
NSN 5945-01-263-7751
NSN 6220-01-523-3061
NSN 6610-00-070-8461
NSN 5975-00-003-5303
NSN 5930-01-645-3765
NSN 6320-01-516-3836
NSN 5965-01-483-6881