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 6145-01-069-0588
NSN 5960-00-483-6074
NSN 5950-01-148-9209
NSN 6220-01-347-3578
NSN 5915-01-355-0391
NSN 6685-00-443-5650
NSN 5965-00-156-8562
NSN 6645-00-959-6502
NSN 5998-01-634-0604
NSN 6620-00-663-8962
NSN 6650-00-859-1859
NSN 5965-01-500-2468