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 5990-00-241-1301
NSN 6110-01-165-8954
NSN 5950-01-464-0714
NSN 5975-00-010-9338
NSN 6620-01-216-0904
NSN 6220-00-932-1596
NSN 5996-00-185-9376
NSN 6150-01-208-6557
NSN 6620-00-229-2728
NSN 6240-00-130-5643
NSN 5996-01-367-6557
NSN 6220-01-516-7088