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 6620-00-807-6954
NSN 6240-01-652-2338
NSN 6620-01-222-0143
NSN 6320-00-284-1524
NSN 6145-01-348-7234
NSN 5915-01-250-6809
NSN 5895-01-582-6148
NSN 5998-00-913-7282
NSN 6645-00-488-4432
NSN 5910-01-604-8999
NSN 5975-01-157-6481
NSN 5920-00-391-6252