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 5965-01-435-1894
NSN 5895-01-201-5658
NSN 5855-01-075-1292
NSN 6240-01-189-3913
NSN 5998-00-372-2589
NSN 5965-01-018-2792
NSN 5895-00-683-4517
NSN 5910-00-357-0263
NSN 6620-01-643-5531
NSN 5999-01-229-8531
NSN 5999-01-198-7080
NSN 6320-01-111-8851