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 6320-01-607-1491
NSN 6220-00-125-3805
NSN 6620-01-380-4882
NSN 6645-01-172-4477
NSN 6650-00-933-8744
NSN 5999-00-071-8241
NSN 5960-00-770-3701
NSN 5998-00-364-3665
NSN 5996-01-542-9499
NSN 6135-00-603-4859
NSN 5905-00-809-2823
NSN 5935-01-452-2725