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 steel
NSN 6620-01-562-0615
NSN 5965-01-411-9933
NSN 5930-01-440-9443
NSN 6145-01-165-5633
NSN 6145-01-347-7331
NSN 6145-01-313-1420
NSN 6130-00-153-3136
NSN 5905-01-015-8143
NSN 7035-01-452-1328
NSN 6220-00-868-5651
NSN 5945-01-137-1512
NSN 7035-00-631-3782