Product Description
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Milwaukee Chain Tensioner Adjustment Screw
Model Number: 05-81-9001
The Milwaukee 05-81-9001 is a genuine OEM Chain Tensioner Adjustment Screw for compatible Milwaukee chainsaws and pruning saws, including the M12 Hatchet Pruning Saw (2527-20), M18 FUEL Hatchet Pruning Saw (3004-20), and M18 FUEL Chainsaw (2727-20). The chain tensioner adjustment screw is the component within the tensioning assembly that the operator turns to increase or decrease chain tension on the guide bar — moving the chain tensioning post forward or backward to pull the chain taut or allow slack for removal. Proper chain tension is critical for safe and efficient cutting: a chain that is too loose can derail from the bar during cutting, while a chain that is too tight accelerates bar and chain wear and increases load on the motor. A worn, stripped, or damaged adjustment screw that can no longer move the tensioning post or hold the chain at the correct tension requires replacement to restore safe, accurate chain adjustment on the saw.
Using a genuine Milwaukee OEM chain tensioner adjustment screw ensures the correct gear profile, shaft dimensions, and tensioning range for the chain tensioner assembly it serves. Non-OEM adjustment screws may not match the original gear tooth profile or shaft tolerances, leading to inconsistent tensioner movement or inadequate chain tension adjustment. Always verify your catalog number and serial number on Milwaukee's website before ordering to confirm this is the correct adjustment screw for your specific unit.
Features
- Genuine Milwaukee OEM chain tensioner adjustment screw for compatible Milwaukee chainsaws and pruning saws
- Adjusts chain tension by moving the tensioning post forward or backward on the guide bar
- Maintains correct chain tension for safe, efficient cutting and reduced bar and chain wear
- Steel construction — 1.26 in. overall length, 16-tooth gear, 0.64 in. outside diameter
- Verify catalog number and serial number on Milwaukee's website before ordering
Specifications
- Overall Length: 1.26 in.
- Gear Outside Diameter: 0.64 in.
- Number of Teeth: 16
- Material: Steel
Includes
- (1) Milwaukee 05-81-9001 Chain Tensioner Adjustment Screw
