TUL: 5746 E Apache St. Tulsa, OK 74115
FXE: 1072 NW 53rd St. Fort Lauderdale, FL 33309

Tempest Tech-Tip

Oil Filter ADB Valves

Many aircraft engine oil filters incorporate anti-drain back valves (ADB valves). Most mechanics and engineers know about them, but there a lot of misconceptions and misunderstanding about the purpose of an ADB valve and how they work.

To find out the truth about ADB valves, please read the latest Tech Tip from Tempest:

Tempest Oil Filter ADB Valves Tempest Oil Filter ADB Valves (1932 KB)

We will be closed 11/23 and 11/24 for Thanksgiving and 12/25-1/1 for the Holidays.