Application: fuel oil
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 6240-01-172-5981
NSN 6240-00-507-8987
NSN 5895-01-372-1861
NSN 6685-01-107-4571
NSN 5905-00-478-1291
NSN 6105-01-483-1506
NSN 5975-01-571-8930
NSN 4140-01-006-9938
NSN 5910-01-053-5623
NSN 5835-01-632-6627
NSN 6110-01-548-0439
NSN 6620-01-032-3937