1.312-12 sae o-rings
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 5930-01-074-0302
NSN 6645-01-169-9054
NSN 6150-00-162-8521
NSN 6240-00-006-3725
NSN 6620-01-421-3917
NSN 5965-00-726-3168
NSN 4140-01-389-3911
NSN 6240-00-916-2693
NSN 5950-01-443-0568
NSN 6130-01-043-4066
NSN 5910-01-614-7064
NSN 5925-01-391-4986