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 steel
NSN 5990-01-433-1471
NSN 6610-01-406-4985
NSN 5960-01-043-4770
NSN 5999-00-445-6255
NSN 6145-01-576-7848
NSN 6220-00-864-4891
NSN 5965-00-267-4173
NSN 6610-01-510-8687
NSN 5960-00-493-5589
NSN 7035-01-601-1493
NSN 6240-00-968-9274
NSN 5855-00-688-9954