This is Tamco/Toku part number 410460320 clutch key, stocked at Crowder Supply as TK-410460320. This is location hardware it keeps parts indexed to each other under impact loading, and it is normally replaced any time the joint is opened.
It is called out in the parts diagram for the RB 90 91 Rivet Buster and RB 90D 91D Rivet Buster. Check it against the reference number on the diagram first; serial breaks change what fits.
If you need the parts around it, the parts breakdown index has the full breakdown library, and the Tamco/Toku lineup covers the machines themselves. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.
- Part number: 410460320
- Manufacturer: Tamco/Toku
- Crowder SKU: TK-410460320
- Listed on breakdowns for: RB 90 91 Rivet Buster, RB 90D 91D Rivet Buster
