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 6135-01-184-0727
NSN 6105-01-426-4522
NSN 4140-01-065-0314
NSN 6130-00-433-3071
NSN 5905-01-030-4006
NSN 5835-00-594-4921
NSN 5905-00-008-1843
NSN 6685-01-167-8612
NSN 5925-00-299-1677
NSN 6650-00-891-9850
NSN 5996-00-142-9033
NSN 5985-01-147-1557