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 6135-01-200-5144
NSN 5945-01-500-1371
NSN 6220-01-647-0816
NSN 6110-00-394-7187
NSN 6645-01-421-4007
NSN 6220-01-242-9901
NSN 6320-01-422-1212
NSN 5998-01-410-7788
NSN 5985-00-529-6048
NSN 5920-00-188-7373
NSN 6620-00-663-8962
NSN 5945-01-545-2410