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 4140-01-384-3998
NSN 6620-00-292-7000
NSN 6610-01-394-4944
NSN 5985-01-350-3823
NSN 5925-01-647-4496
NSN 5930-00-087-1831
NSN 6685-00-983-5326
NSN 5985-01-202-7459
NSN 4140-01-042-4765
NSN 6320-01-021-6633
NSN 6240-01-426-5581
NSN 5945-00-420-1273