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 6620-00-927-1790
NSN 5975-01-563-7749
NSN 5855-01-147-4785
NSN 5920-01-310-8120
NSN 5996-01-595-6529
NSN 5998-00-903-2918
NSN 6620-00-337-5610
NSN 6150-01-596-8161
NSN 5998-01-181-8542
NSN 5855-01-384-3314
NSN 5975-00-564-3802
NSN 6220-00-806-7220