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 5895-01-134-0491
NSN 5910-01-130-5338
NSN 6320-01-449-1014
NSN 6645-01-564-6270
NSN 5965-01-014-8213
NSN 5905-01-119-4259
NSN 6135-00-862-5736
NSN 5945-01-604-8977
NSN 5855-01-529-6369
NSN 6620-00-054-4778
NSN 7035-01-260-9543
NSN 5999-01-166-7028