Four thd bolt holes; 1/4-28 unf, class 3b thd size
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 materials other than copper, iron or steel
NSN 5855-01-598-7392
NSN 6620-01-032-3937
NSN 5910-01-231-8411
NSN 5950-01-513-3102
NSN 5999-00-931-9504
NSN 5920-01-441-9363
NSN 5975-01-660-4219
NSN 6105-01-453-2650
NSN 5975-00-738-9066
NSN 6130-00-681-1496
NSN 5998-01-120-2057
NSN 6320-00-937-5625