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 steel
NSN 5895-00-186-8572
NSN 5998-00-481-3123
NSN 6130-01-108-4335
NSN 4140-01-155-5620
NSN 6105-01-634-0322
NSN 6220-01-155-5994
NSN 6610-00-905-0210
NSN 5996-00-438-3154
NSN 5905-01-463-8585
NSN 4140-00-273-1199
NSN 6685-01-600-7413
NSN 5960-01-283-0308