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 5915-00-175-8657
NSN 5985-01-522-8272
NSN 5945-01-025-7534
NSN 6145-01-296-5580
NSN 6135-01-430-3119
NSN 6620-01-365-1499
NSN 6220-01-222-0724
NSN 6150-00-710-7191
NSN 5998-00-433-6572
NSN 5990-00-197-0159
NSN 6320-01-425-1417
NSN 5965-00-997-5764