This is American Pneumatic Tool part number 1280582643, listed as 17926 before the renumbering valve case cover, stocked at Crowder Supply as APT17926. It directs the flow that reverses the piston in the breaker. Valve wear changes port timing, and the machine loses blow rate before it loses the ability to run.
It shows up in the parts breakdown for the 140 Paving Breaker and 140A Airgo Paving Breaker, and on 1 other machine. The complete machine is the APT 140 Pneumatic Paving Breaker. Pull up the diagram and confirm the reference number for your serial before ordering.
Everything else on that machine is one page away, and the parts breakdown index indexes every breakdown we publish. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 1280582643
- Previous part number: 17926
- Manufacturer: American Pneumatic Tool
- Crowder SKU: APT17926
- Listed on breakdowns for: 140 Paving Breaker, 140A Airgo Paving Breaker, 140 Paving Breaker – Former Construction
