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 5920-01-055-2024
NSN 6620-01-440-5585
NSN 5950-00-409-1655
NSN 5960-00-553-5792
NSN 5945-01-341-0839
NSN 6650-01-119-4576
NSN 4140-00-905-2081
NSN 5855-00-688-9954
NSN 5935-00-983-4441
NSN 4140-01-397-7790
NSN 6685-00-966-5561
NSN 6610-01-152-2821