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 6645-00-567-4562
NSN 5925-00-441-7964
NSN 6685-00-538-8656
NSN 5960-01-205-0386
NSN 6645-01-549-0935
NSN 6610-00-832-8791
NSN 5975-00-307-9419
NSN 5996-00-161-4202
NSN 5975-01-408-7991
NSN 6130-01-484-8817
NSN 5999-01-318-1334
NSN 6145-01-478-1722