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 copper having a pressure rating of 850 kpa or over
NSN 6620-00-963-1319
NSN 6645-00-327-4005
NSN 5925-01-491-5057
NSN 5905-00-110-0993
NSN 5855-00-411-8688
NSN 6650-01-412-4217
NSN 6110-01-425-8396
NSN 5998-00-912-4188
NSN 5990-01-321-2997
NSN 5999-01-468-6530
NSN 6240-01-464-8916
NSN 6145-01-538-7185