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 6150-00-231-3689
NSN 5998-01-450-8528
NSN 5915-01-025-1362
NSN 5920-01-641-8395
NSN 4140-01-607-6551
NSN 5920-00-054-3381
NSN 5999-01-157-9643
NSN 5950-01-500-5228
NSN 5930-01-653-6364
NSN 6240-00-478-1536
NSN 6130-00-153-3136
NSN 6145-01-079-5232