1 to 3 psi opening pressure
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 materials other than copper, iron or steel
NSN 6110-01-548-5764
NSN 5975-00-290-4285
NSN 5930-01-087-3482
NSN 6610-01-282-6747
NSN 5960-01-205-4868
NSN 5910-01-565-3121
NSN 5998-01-011-0722
NSN 5985-01-100-2112
NSN 6645-01-631-6074
NSN 6610-01-282-6747
NSN 5945-01-614-7065
NSN 5985-01-018-4786