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 5895-01-135-0506
NSN 5950-01-469-5832
NSN 5996-01-549-1157
NSN 2925-00-844-2789
NSN 5965-00-378-3403
NSN 5910-00-900-3926
NSN 4140-01-429-8545
NSN 5975-01-038-8707
NSN 6645-01-503-8211
NSN 5895-01-182-5998
NSN 6685-00-318-7766
NSN 6645-00-862-2904