This is American Pneumatic Tool part number 1280583083 the number that superseded 02994 lock spring – rivet buster retainer, stocked at Crowder Supply as APT2994. This part keeps the steel captive in the rivet buster under repeated impact, so it is inspected at every steel change and replaced on condition rather than on a schedule.
It appears on the 633 Rivet Buster and 633 133 1133 CN Rivet Buster, and on 7 other machines breakdown. Pull up the diagram and confirm the reference number for your serial before ordering.
Everything else on that machine is one page away on the parts diagram library; complete tools are on the American Pneumatic Tool range. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 1280583083
- Previous part number: 02994
- Manufacturer: American Pneumatic Tool
- Crowder SKU: APT2994
- Listed on breakdowns for: 633 Rivet Buster, 633 133 1133 CN Rivet Buster, 133CN T-Handle Rivet Buster, 1133CN T-Handle Rivet Buster, 133 Rivet Buster, 133-T/1133-T Rivet Buster, +3 more

