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 5990-01-504-9265
NSN 5985-01-449-4324
NSN 6110-00-433-4147
NSN 5999-00-081-9413
NSN 5996-01-411-2202
NSN 5915-01-415-4649
NSN 5950-00-772-4415
NSN 5950-01-068-2575
NSN 5960-00-151-7576
NSN 6105-00-595-5378
NSN 6320-01-157-9076
NSN 6685-01-337-3228