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 6135-01-434-4954
NSN 5975-00-954-9518
NSN 4140-01-423-1647
NSN 6150-00-636-8938
NSN 5985-00-513-3420
NSN 5855-00-797-8217
NSN 5990-01-538-0923
NSN 6610-01-168-7943
NSN 5855-00-004-0904
NSN 5905-01-296-7522
NSN 6610-01-396-5628
NSN 6135-01-177-3552