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 5910-01-299-1663
NSN 6685-01-322-8516
NSN 5975-01-113-9716
NSN 5999-01-094-5956
NSN 6645-01-408-3042
NSN 6145-00-528-6467
NSN 6220-00-199-9401
NSN 2925-00-555-4578
NSN 6130-00-081-1039
NSN 5998-01-411-6175
NSN 6130-01-350-3585
NSN 6620-01-615-1724