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 materials other than copper, iron or steel
NSN 4140-01-378-8390
NSN 6105-01-487-3156
NSN 6145-01-136-7006
NSN 6105-01-459-9242
NSN 6610-00-155-1334
NSN 5975-00-999-4281
NSN 6130-01-132-0199
NSN 5999-00-160-0755
NSN 5998-00-231-1998
NSN 6220-00-784-2243
NSN 6685-01-391-6790
NSN 6645-00-276-7544