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 6650-00-125-6560
NSN 6145-00-611-4834
NSN 6145-01-025-6514
NSN 6620-01-062-1662
NSN 5998-01-097-1218
NSN 5985-01-207-5502
NSN 6135-00-452-2266
NSN 6220-01-141-4457
NSN 2925-01-350-5440
NSN 6645-01-393-5128
NSN 5996-00-949-4244
NSN 6620-01-508-1996