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 6620-00-431-3837
NSN 6650-00-324-4973
NSN 6110-00-400-3353
NSN 5975-01-041-5836
NSN 6145-00-868-8763
NSN 5945-01-033-9342
NSN 6150-01-440-8621
NSN 5965-00-842-9060
NSN 5975-01-582-2499
NSN 5920-00-050-0599
NSN 5895-01-340-4288
NSN 5920-01-265-1288