The Fabco SHCS M12x1.25, part number 638C-0212003 or 638C0212003, is a socket head cap screw specified by Fabco for use in their heavy-duty drivetrain and transfer case assemblies. The M12x1.25 designation indicates a 12mm diameter fastener with a 1.25mm fine thread pitch, matching the close tolerances common in Fabco component applications. Using the correct OEM-specified fastener helps maintain proper clamp load and fastener integrity in critical assemblies. Available from Pro Gear and Transmission. Not sure this is the right fastener for your unit? Give us a call to confirm proper fit before ordering.
Features
Fabco OEM socket head cap screw
Part number 638C-0212003 or 638C0212003
M12x1.25 diameter and fine thread pitch specification
Designed for Fabco heavy-duty drivetrain and transfer case applications
Sold by Pro Gear and Transmission
