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 6610-01-597-8751
NSN 6645-01-388-0391
NSN 5945-01-499-6263
NSN 5905-01-445-6642
NSN 6620-00-431-3837
NSN 5910-00-964-8754
NSN 6135-01-464-2075
NSN 6620-00-754-4914
NSN 6645-00-342-5956
NSN 2925-00-436-9837
NSN 6220-01-115-4492
NSN 6240-01-242-7733