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 5999-01-616-5504
NSN 5855-01-423-5839
NSN 6320-01-512-2031
NSN 5985-00-212-7690
NSN 6685-00-035-6852
NSN 5835-01-202-9673
NSN 6650-00-342-6447
NSN 5855-00-301-1176
NSN 7035-00-574-4223
NSN 6130-01-426-5594
NSN 5990-01-324-7529
NSN 6105-01-378-1430