Throttle Valve Stem Bushing carries American Pneumatic Tool part number 1280583465 the number that superseded 00212 and is stocked here under APT212. It is part of the operator control on the digger. Because it is handled every cycle of every shift, wear here is felt as a vague or sticky trigger long before the machine stops.
It is called out in the parts diagram for the 119 Trench Digger and 133-T/1133-T Rivet Buster, and on 1 other machine. It comes off the APT 118 Pneumatic Clay Digger. Compare it to the reference callout on the diagram to be sure it is the position you need.
Everything else on that machine is one page away, and the full diagram library indexes every breakdown we publish. Ships from our Denver warehouse; in-stock parts ordered by 4 PM ET go out the same day.
- Part number: 1280583465
- Previous part number: 00212
- Manufacturer: American Pneumatic Tool
- Crowder SKU: APT212
- Listed on breakdowns for: 119 Trench Digger, 133-T/1133-T Rivet Buster, 118 Clay Digger

