Class 150
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 6150-01-150-0573
NSN 5945-01-472-2941
NSN 6110-01-507-7938
NSN 5915-00-267-2783
NSN 6645-01-144-8627
NSN 5950-01-588-3406
NSN 5905-01-318-7271
NSN 6135-01-171-9299
NSN 5960-01-305-5449
NSN 6650-01-071-9011
NSN 4140-00-593-8425
NSN 6110-01-503-0450