Throttle Valve Bushing carries Chicago Pneumatic part number R157958 (also carried as 3310104244) and is stocked here under CP-R157958. It is part of the operator control on the chipping hammer. Because it is handled every cycle of every shift, wear here is felt as a vague or sticky trigger long before the machine stops.
It shows up in the parts breakdown for the TEX319 320 321 419 421 Chipping Hammer and CP 4132 4133 4134 4136 Chipping Hammer.
The parts diagram library indexes every breakdown we publish, and the Chicago Pneumatic tool range has the tools these parts go into. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.
- Part number: R157958
- Also listed as: 3310104244
- Manufacturer: Chicago Pneumatic
- Crowder SKU: CP-R157958
- Listed on breakdowns for: TEX319 320 321 419 421 Chipping Hammer, CP 4132 4133 4134 4136 Chipping Hammer

