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 5985-00-935-8653
NSN 6240-00-655-2523
NSN 5835-00-546-4898
NSN 5975-00-915-5834
NSN 2925-01-554-5246
NSN 5915-01-230-3804
NSN 5996-01-604-9653
NSN 5930-01-142-4655
NSN 4140-01-565-4993
NSN 6135-01-215-1245
NSN 5915-00-267-9857
NSN 6145-00-269-4271