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 5930-00-148-5166
NSN 5920-01-352-0880
NSN 5855-01-480-3194
NSN 6150-01-458-4847
NSN 5935-00-802-6382
NSN 6620-00-911-4270
NSN 6240-01-477-9354
NSN 5935-01-253-9098
NSN 5925-01-191-9854
NSN 5990-01-581-1041
NSN 6105-01-144-8441
NSN 6645-00-848-8490