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 5965-01-646-2840
NSN 6240-01-548-9846
NSN 6610-00-244-2816
NSN 6150-01-512-2396
NSN 5925-01-340-7845
NSN 6650-01-156-8173
NSN 6145-01-156-7868
NSN 5990-01-218-5160
NSN 6150-01-464-4008
NSN 6645-00-152-8498
NSN 4140-01-310-6630
NSN 5915-01-265-8357