Piston Gland Nut is the Chicago Pneumatic service part carried under part number P084465, also listed as 3310103566. The piston is the striking mass of the tamper; its condition sets impact energy, so scoring, mushrooming, or lost diameter shows up directly as reduced production.
Crowder’s breakdowns list this part on the CP 0004 Backfill Tamper. That machine is the CP 0004 Pneumatic Backfill Tamper if you are pricing a replacement rather than a repair.
The rest of the assembly is on the same breakdown, and every diagram we publish is indexed on the parts breakdown index. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.
- Part number: P084465
- Also listed as: 3310103566
- Manufacturer: Chicago Pneumatic
- Crowder SKU: CP-P084465
- Listed on breakdowns for: CP 0004 Backfill Tamper
