Valve Chest Pin carries BTE Mid-Western part number S4533P and is stocked here under MW-S4533P. This is location hardware — it keeps mating parts indexed to each other under impact loading and is normally replaced any time the joint is opened.

Crowder’s breakdowns list this part on the S58 Sinker Drill.

Use the parts diagram library to work through the rest of the assembly, or the BTE Mid-Western tool range if you are pricing a replacement machine. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.

• Part number: S4533P
• Manufacturer: BTE Mid-Western
• Crowder SKU: MW-S4533P
• Listed on breakdowns for: S58 Sinker Drill