Ordering by number: this is 0663210813 (also carried as 0663212400), the Atlas Copco O-Ring. Seals like this one are consumables in a rock drill they are cheap, they age with heat and hours, and replacing the whole set during a teardown saves a second strip-down later.
You will find it on the diagram for the BBC 34DSI Rock Drill and BBC 16W WS Pusher Leg Drill, and on 6 other machines. 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.
The rest of the assembly is on the same breakdown, and every diagram we publish is indexed on the parts diagram hub. Ships from our Denver warehouse; in-stock parts ordered by 4 PM ET go out the same day.
- Part number: 0663210813
- Also listed as: 0663212400
- Manufacturer: Atlas Copco
- Crowder SKU: AC-0663212400
- Listed on breakdowns for: BBC 34DSI Rock Drill, BBC 16W WS Pusher Leg Drill, BBC 34W WS Pusher Leg Drill, ALF 72D 72D-1 Pusher Leg, ALF 67/80 67/80D Pusher Leg, DIP 25 35 65 25US 35US 65US Centrifugal Pump, +2 more
