The Eaton Fuller X8C401 is a genuine Eaton Fuller Hex Washer Screw Assembly designed for use in Fuller heavy-duty transmissions. This factory-produced fastener assembly combines a hex head screw with an integral washer, providing the correct clamping load and seating surface specified for Fuller drivetrain applications. When sourcing replacement hardware for a Fuller transmission build or repair, using the OEM-specified part number ensures proper thread engagement and torque retention. Pro Gear and Transmission carries genuine Eaton Fuller parts. Not sure this is the exact piece you need? Give us a call to confirm proper fit for your application.
Features
Genuine Eaton Fuller part number X8C401
Hex washer screw assembly combining hex head fastener with integral washer
Designed to OEM specifications for Fuller heavy-duty transmissions
Ensures correct thread engagement and clamping load for transmission hardware applications
Used in 137 Eaton Fuller models
