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 5930-00-362-0654
NSN 6220-01-608-7748
NSN 5855-01-208-1471
NSN 5835-01-116-2369
NSN 5930-01-290-7758
NSN 5915-01-460-7176
NSN 5920-01-536-1032
NSN 5905-01-401-5325
NSN 5990-01-025-7466
NSN 5990-01-390-2177
NSN 5915-01-033-9967
NSN 6220-01-602-8231