This is the Tamco/Toku back head bolt lock washer part number 131301116, cross-referenced to 131301016, Crowder SKU TK-131301116. It caps the cylinder and houses the throttle path on a breaker. Thread damage at the inlet is the most common reason one gets replaced.
You will find it on the diagram for the TPB 90 Paving Breaker and TCD 30 Clay Digger, and on 3 other machines. Worth matching the reference number on the diagram against your own machine before you order the same part number can sit in more than one position.
Everything else on that machine is one page away on the parts diagram hub; complete tools are on the Tamco/Toku tool range. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.
- Part number: 131301116
- Also listed as: 131301016
- Manufacturer: Tamco/Toku
- Crowder SKU: TK-131301116
- Listed on breakdowns for: TPB 90 Paving Breaker, TCD 30 Clay Digger, TRC 30 Trench Digger, TCD 20 Clay Digger, TPB 30 Paving Breaker

