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 5960-00-707-0816
NSN 6130-01-648-2672
NSN 6620-00-236-2048
NSN 6135-01-386-5709
NSN 6220-01-523-0869
NSN 5965-01-567-7984
NSN 5905-01-372-1950
NSN 6220-01-504-5517
NSN 5960-01-516-7264
NSN 5985-01-168-9636
NSN 6685-00-103-0450
NSN 6110-01-089-8130