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 5990-01-386-5561
NSN 5920-00-601-2390
NSN 5905-01-216-4519
NSN 6320-01-532-7491
NSN 5930-00-490-6248
NSN 5975-01-523-8494
NSN 5990-00-042-3413
NSN 6220-01-406-3167
NSN 5996-01-570-4583
NSN 5930-01-197-6857
NSN 6685-01-632-5278
NSN 6105-00-448-0399