Swing check type
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 6130-00-128-0034
NSN 6135-00-728-9860
NSN 5905-00-061-2672
NSN 6645-01-141-7737
NSN 6110-00-402-7637
NSN 6620-01-441-7896
NSN 6110-00-879-0810
NSN 5990-01-191-9624
NSN 6620-01-141-1694
NSN 5930-01-510-9800
NSN 5920-00-809-7802
NSN 6110-00-489-8810