This is American Pneumatic Tool part number 1280582350, listed as 18398 before the renumbering locking collar, stocked at Crowder Supply as APT18398. It secures the components around it and is treated as a single-use item on reassembly.
Give us the model and serial off your machine and we will confirm the fit; the parts diagram library and the American Pneumatic Tool range are the other two places to start. Ships from our Denver warehouse; in-stock parts ordered by 4 PM ET go out the same day.
- Part number: 1280582350
- Previous part number: 18398
- Manufacturer: American Pneumatic Tool
- Crowder SKU: APT18398