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 6135-00-050-4393
NSN 5930-00-275-9268
NSN 6110-01-203-5994
NSN 6620-00-905-6590
NSN 5920-01-204-6419
NSN 5945-01-103-4744
NSN 5925-01-310-2817
NSN 5930-01-294-4694
NSN 6620-00-006-6418
NSN 5855-01-213-9076
NSN 5855-00-928-1912
NSN 6220-00-177-3086