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 5998-01-083-1089
NSN 5975-01-578-7263
NSN 4140-00-776-8237
NSN 5930-01-399-7959
NSN 6320-00-925-0558
NSN 5925-01-437-8542
NSN 6620-00-967-3662
NSN 6145-01-411-9054
NSN 5945-00-415-8284
NSN 5925-01-069-2201
NSN 5975-01-181-5679
NSN 6685-00-940-0852