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 6685-01-547-5138
NSN 6610-01-594-8428
NSN 6610-01-422-2376
NSN 5920-01-157-9471
NSN 6650-00-904-9485
NSN 5998-01-500-2454
NSN 6650-01-548-2123
NSN 6650-00-466-1697
NSN 6610-00-633-4338
NSN 5835-01-143-9143
NSN 5985-01-166-0139
NSN 6620-01-168-8450