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 5920-00-318-7150
NSN 6620-01-320-7656
NSN 5835-01-062-4213
NSN 5930-00-392-3985
NSN 6110-01-421-9980
NSN 5855-01-512-1926
NSN 5855-01-413-8962
NSN 2925-01-139-5144
NSN 6240-00-132-5375
NSN 5910-00-924-2100
NSN 5975-00-971-0319
NSN 6645-01-464-8538