3 in. Valve size
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 6620-01-091-3722
NSN 5905-00-271-7463
NSN 5935-01-104-4036
NSN 6685-01-397-4138
NSN 5945-01-541-4827
NSN 5999-01-290-0788
NSN 6645-01-297-2081
NSN 6685-01-140-3692
NSN 5998-00-145-5904
NSN 6645-00-099-6913
NSN 5998-00-008-4655
NSN 5905-01-633-0210