Lock Washer – Internal, American Pneumatic Tool part number 1280583600, listed as 09007 before the renumbering, listed at Crowder Supply as APT9007. It sits under the fastener to preserve the mating face and hold tension in a joint that vibrates constantly.
You will find it on the diagram for the 115 Rock Drill. That machine is the APT 115 Pneumatic Rock Drill if you are pricing a replacement rather than a repair. Check it against the reference number on the diagram first; serial breaks change what fits.
The rest of the assembly is on the same breakdown, and every diagram we publish is indexed on the parts diagram hub. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 1280583600
- Previous part number: 09007
- Manufacturer: American Pneumatic Tool
- Crowder SKU: APT9007
- Listed on breakdowns for: 115 Rock Drill
