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 5925-01-513-8639
NSN 5905-01-435-5505
NSN 5960-00-199-6034
NSN 5950-01-216-2260
NSN 6220-00-255-5652
NSN 5905-00-222-2607
NSN 5985-00-305-6214
NSN 5920-01-020-7659
NSN 5915-00-903-8502
NSN 5925-01-169-4284
NSN 6650-00-933-8744
NSN 5930-00-519-8812