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 6685-01-440-6492
NSN 6320-01-279-0343
NSN 5990-01-440-7135
NSN 6150-01-460-3618
NSN 6320-01-067-0474
NSN 5950-01-181-4878
NSN 6135-01-100-3593
NSN 5985-01-283-4452
NSN 6685-01-386-8521
NSN 7035-01-163-3667
NSN 6145-01-035-7527
NSN 5998-01-128-5987