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 6135-01-174-3807
NSN 6685-00-153-3914
NSN 6130-00-175-8063
NSN 6145-01-523-6156
NSN 5996-01-393-7166
NSN 5925-00-597-1558
NSN 5960-01-384-1300
NSN 6320-01-006-6138
NSN 5996-01-100-4361
NSN 5996-00-499-3691
NSN 5965-01-095-9767
NSN 6105-01-067-4739