As used on several models of Mack engines between 1960-1972.
This is a full flow/by-pass cartridge and the Mack OEM part number is 236GB311A.
Fram C206, NAPA 1233, Wix 51233 (gasket 15114), Baldwin P706-M
Cartridge Height 14.93", OD 7.5", ID .72"
After the cartridge is changed, the housing needs to be filled with oil before starting the engine.