The Muncie 40400100 is a genuine Muncie lock washer designed as a replacement component for Muncie PTO (Power Takeoff) units. Lock washers serve a critical function in PTO assemblies, securing fasteners against loosening from vibration and torque loads common in heavy-duty truck applications. Using the correct OEM-specified washer helps maintain proper fastener preload and keeps the assembly intact under working conditions. Pro Gear and Transmission carries this part as a direct Muncie replacement. Not sure this is the right piece for your unit? Give us a call and we can help confirm the correct fit.
Features
Genuine Muncie replacement part
Designed for Muncie PTO (Power Takeoff) assemblies
Secures fasteners against loosening from vibration and torque
Direct OEM replacement, part number 40400100
Sold by Pro Gear and Transmission
