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 5990-01-645-2592
NSN 5998-01-605-8475
NSN 5930-00-000-0117
NSN 6685-01-530-3228
NSN 5920-01-318-6649
NSN 6135-01-348-8264
NSN 5975-00-592-8675
NSN 6130-00-947-9232
NSN 5905-01-211-6643
NSN 5998-01-348-1809
NSN 5925-00-389-6433
NSN 6620-00-148-9613