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 6135-01-426-8282
NSN 6220-00-954-4897
NSN 5990-01-417-4402
NSN 5920-00-555-1877
NSN 4140-00-234-8524
NSN 5915-01-501-5895
NSN 5950-00-128-0269
NSN 5935-01-435-2771
NSN 5855-00-089-3974
NSN 6150-00-825-3770
NSN 6150-00-539-9812
NSN 5985-00-428-8621