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 6240-01-605-4455
NSN 5960-01-628-2760
NSN 5996-01-054-0079
NSN 5950-01-641-6918
NSN 6110-01-463-1576
NSN 5999-01-213-5588
NSN 5960-01-034-6537
NSN 6650-00-907-8565
NSN 5945-01-142-6969
NSN 6220-00-560-4012
NSN 5998-01-549-6228
NSN 6610-00-152-7216