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 5950-01-045-6695
NSN 5945-00-480-1685
NSN 6110-00-960-7341
NSN 5996-01-278-2466
NSN 5999-00-404-2543
NSN 5998-00-499-6051
NSN 5925-01-179-4774
NSN 6685-01-465-7183
NSN 5835-01-485-0210
NSN 6240-01-647-0212
NSN 4140-01-604-8073
NSN 6650-01-391-7527