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 6610-01-033-1748
NSN 6220-01-188-6962
NSN 6150-01-561-2233
NSN 6645-01-047-1782
NSN 2925-01-270-1124
NSN 5999-01-253-6735
NSN 5999-01-641-2255
NSN 6685-00-691-4119
NSN 6320-00-925-0558
NSN 6145-01-620-0527
NSN 6220-00-035-6736
NSN 5910-01-561-5477