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 6130-00-277-7321
NSN 6650-01-498-2633
NSN 5920-00-170-9081
NSN 5910-01-367-2516
NSN 6685-00-335-5884
NSN 6685-01-384-2451
NSN 5999-00-403-6593
NSN 6650-01-485-3444
NSN 6240-01-350-9951
NSN 5975-01-142-3190
NSN 5905-01-195-3591
NSN 5910-01-578-6803