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 5935-01-132-7787
NSN 4140-01-126-7368
NSN 4140-01-618-2575
NSN 6620-01-499-1492
NSN 5920-00-265-6222
NSN 5950-01-173-2933
NSN 6610-01-462-5980
NSN 5935-01-076-4294
NSN 5985-01-096-8181
NSN 5915-01-412-1374
NSN 6150-01-119-6889
NSN 5999-00-772-7897