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 copper having a pressure rating of 850 kpa or over
NSN 5925-01-472-3669
NSN 5999-01-545-2739
NSN 6135-01-581-8163
NSN 2925-00-526-4541
NSN 5990-00-924-4167
NSN 6150-01-382-8292
NSN 5975-01-435-8129
NSN 5920-01-216-8022
NSN 5925-01-152-6988
NSN 6320-01-497-3116
NSN 5985-00-499-7991
NSN 5960-01-037-3297