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 5945-01-384-3735
NSN 5996-00-050-0907
NSN 5999-01-098-2360
NSN 5935-01-123-9432
NSN 5920-00-027-8290
NSN 5990-01-357-6175
NSN 2925-00-596-9775
NSN 5935-01-101-4590
NSN 5855-01-175-3990
NSN 6610-00-074-2432
NSN 5920-01-050-7474
NSN 6320-00-116-3658