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 5905-01-406-5217
NSN 6105-01-025-1497
NSN 6320-01-141-3791
NSN 5910-01-349-3058
NSN 6645-01-385-7033
NSN 4140-00-872-3363
NSN 5960-01-360-4107
NSN 6130-00-145-8908
NSN 2925-01-308-9809
NSN 5950-01-271-6498
NSN 4140-01-625-7072
NSN 5895-00-290-6501