CONE (Mitsubishi MB1B4008)

A damaged cone can disrupt the precise alignment of mating components, leading to uneven wear or premature failure. During assembly, the cone's tapered shape guides parts into correct position and distributes clamping force evenly. Keeping a cone in sound condition helps maintain consistent torque retention in bolted joints. The aftermarket replacement cone references Mitsubishi as the OE maker and cross-references part number MB1B4008. Its plain mechanical function is to center and secure adjacent parts through a wedging action. A common generic failure consequence is that a worn or deformed cone allows fastener loosening under vibration. Verify the serial number or application, then call (562) 693-7748.

Part number variants: MB1B4008, mb1b4008