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 6145-00-767-5716
NSN 6145-00-336-1986
NSN 5999-00-932-4588
NSN 6105-00-113-6292
NSN 6240-01-330-5961
NSN 5835-01-424-4563
NSN 6220-01-229-1625
NSN 6645-01-250-0478
NSN 5998-00-061-1295
NSN 6645-01-437-5290
NSN 6650-00-299-9681
NSN 5855-01-458-1548