Ordering by number: this is P144147, also listed as 3310103975, the Chicago Pneumatic dowel pin. It pins its assembly together. Vibration is what kills them, so they are cheap insurance during any teardown of the chipping hammer.
Crowder’s breakdowns list this part on the CP 4120 Chipping Hammer and CP 4121 Chipping Hammer, and on 1 other machine. 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.
If you need the parts around it, the parts diagram library has the full breakdown library, and the CP tool catalog covers the machines themselves. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.
- Part number: P144147
- Also listed as: 3310103975
- Manufacturer: Chicago Pneumatic
- Crowder SKU: CP-P144147
- Listed on breakdowns for: CP 4120 Chipping Hammer, CP 4121 Chipping Hammer, CP 0017 SVR Chipping Hammer
