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 6320-01-478-9351
NSN 5935-01-573-1325
NSN 5950-01-519-7533
NSN 5925-00-886-8041
NSN 5998-00-862-3118
NSN 5935-01-280-5476
NSN 6620-01-582-2046
NSN 5990-00-660-8885
NSN 6110-01-013-9313
NSN 6610-01-220-8126
NSN 6685-01-507-5310
NSN 5910-01-415-6256