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 copper having a pressure rating of 850 kpa or over
NSN 4140-01-337-5556
NSN 5905-01-406-1557
NSN 5925-01-093-7558
NSN 5960-00-115-2199
NSN 5996-00-205-2933
NSN 5910-00-822-5756
NSN 7035-00-135-4758
NSN 6150-01-225-8075
NSN 5950-00-619-1590
NSN 6130-01-412-5919
NSN 5945-01-191-7037
NSN 6220-01-108-1113