Ordering by number: this is Y10225140, the Tamco/Toku cylinder – THH9B. This is the main pressure housing of the chipping hammer. Because it wears against the piston, the two are normally inspected and replaced as a pair.
The published breakdown lists it on the THH 6 7 8 9 Chipping Hammer. Pull up the diagram and confirm the reference number for your serial before ordering.
The rest of the assembly is on the same breakdown, and every diagram we publish is indexed on the parts diagram hub. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: Y10225140
- Manufacturer: Tamco/Toku
- Crowder SKU: TK-Y10225140
- Listed on breakdowns for: THH 6 7 8 9 Chipping Hammer

