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 6645-01-565-6973
NSN 5990-00-362-1453
NSN 5999-01-168-6173
NSN 5996-01-576-1975
NSN 6145-01-193-0273
NSN 6105-01-014-6104
NSN 6620-01-398-8986
NSN 4140-00-141-0132
NSN 5996-01-170-9659
NSN 5920-01-449-1321
NSN 5930-01-509-9378
NSN 5950-01-237-4992