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 5996-00-891-4036
NSN 5855-00-256-5562
NSN 5999-01-467-5120
NSN 5990-00-001-7588
NSN 5945-00-099-9857
NSN 5985-00-430-1583
NSN 5945-01-449-4995
NSN 6320-01-618-7800
NSN 6320-01-648-5538
NSN 7035-01-128-7431
NSN 6320-00-422-9006
NSN 6110-01-330-2699