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 steel
NSN 6620-00-070-2680
NSN 4140-01-093-1455
NSN 7035-01-555-8793
NSN 5945-01-056-5540
NSN 6135-01-591-1250
NSN 5965-00-971-5522
NSN 5925-00-819-3985
NSN 5996-01-062-8800
NSN 6645-01-437-9017
NSN 2925-01-620-9673
NSN 5920-01-416-8756
NSN 5945-01-009-3733