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 6220-01-386-6510
NSN 6130-01-345-8122
NSN 5996-00-264-8929
NSN 6110-01-010-4551
NSN 5996-01-539-5995
NSN 6685-00-516-2173
NSN 4140-01-554-0886
NSN 5905-00-304-6123
NSN 6110-01-097-0050
NSN 4140-01-311-9755
NSN 5990-01-321-2997
NSN 6105-00-285-2774