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 5998-01-529-6739
NSN 5975-01-249-2650
NSN 5835-01-497-5029
NSN 2925-01-197-7864
NSN 6240-01-557-0133
NSN 5935-01-068-4416
NSN 5895-01-539-1693
NSN 5975-00-738-6055
NSN 5855-00-014-5008
NSN 5835-01-075-9884
NSN 6620-01-605-2590
NSN 5950-01-575-3794