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 5965-01-472-1997
NSN 5905-01-424-5748
NSN 5996-00-762-5899
NSN 5985-01-007-5062
NSN 6685-01-556-3449
NSN 5960-01-101-9029
NSN 5925-00-938-1266
NSN 5915-01-031-9750
NSN 5855-01-613-3757
NSN 6240-01-514-7114
NSN 6220-01-426-4360
NSN 5935-01-113-5014