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 6110-00-860-7109
NSN 6620-01-605-1154
NSN 6645-00-340-4795
NSN 6145-01-458-0972
NSN 5990-01-218-5160
NSN 2925-01-267-1598
NSN 5975-01-204-7170
NSN 2925-01-455-2558
NSN 6610-01-589-2552
NSN 7035-00-529-3128
NSN 6645-01-262-3066
NSN 6685-01-539-9248