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 5945-00-434-5645
NSN 5996-01-440-9660
NSN 5945-01-301-4843
NSN 6220-01-444-6516
NSN 6610-01-423-5889
NSN 6150-00-557-3932
NSN 5910-00-209-6243
NSN 6620-01-118-7588
NSN 6220-00-149-0977
NSN 5915-01-443-8217
NSN 5915-01-591-5576
NSN 5910-01-502-6614