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 6320-00-456-2092
NSN 4140-00-901-6371
NSN 5985-01-633-8263
NSN 5998-00-222-7755
NSN 5855-00-896-4047
NSN 5945-01-647-6481
NSN 5965-01-063-7894
NSN 6150-01-384-0385
NSN 5975-00-942-1925
NSN 4140-01-522-7579
NSN 5950-01-431-4604
NSN 6105-00-101-3699