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 5895-01-655-0380
NSN 5996-01-652-2675
NSN 5835-01-123-8305
NSN 5895-01-392-0872
NSN 6220-01-007-9988
NSN 5835-01-555-8963
NSN 5990-01-510-4699
NSN 5965-01-417-9185
NSN 6240-00-249-6259
NSN 4140-01-398-5348
NSN 6650-01-562-4133
NSN 5990-01-548-3711