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 6320-01-170-4068
NSN 5905-01-049-0610
NSN 5950-01-166-8981
NSN 6105-00-262-0432
NSN 6105-00-606-6456
NSN 6150-01-540-4168
NSN 6610-01-398-1094
NSN 5855-01-580-4634
NSN 6685-00-833-8379
NSN 6620-01-578-7561
NSN 6685-01-041-4407
NSN 5930-01-190-8144