Caterpillar Industrial Piston, PAI 311192 (OEM 1646560), Pack of 1
Used In These Kits
This part is included in 1 engine & overhaul kits — find yours below.
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
| Engine family | Caterpillar 3304 · Caterpillar 3306 |
| Brand | PAI Industries |
| Part Category | Pistons & Rings |
| Sub-Type | Piston |
| Engine Make | Caterpillar |
| Engine Model | 3300 · 3306 |
| Condition | New |
| Stage / Tier | Standard |
Pack of 1.
PAI 311192 is an industrial piston for Caterpillar 3304 and 3306 applications. This is the named component; no other piston, rod or cylinder kit components are represented. The manufacturer-designated reference is Caterpillar OEM 1646560.
Compatible Engines
PAI lists Caterpillar 3300 Series; Caterpillar 3306 Engine applications. Match the original part number and listed application.
PAI lists these manufacturer references: Caterpillar 0R4488; Caterpillar 129-0359; Caterpillar 1290359; Caterpillar 164-6560; Caterpillar 1646560; Caterpillar 4P8132; Dana Corporation/Private Brand Sale 224-3748.
Compare the complete part number and required specification before ordering.
PAI Part #: 311192
OEM References:
- CATERPILLAR 0R4488
- CATERPILLAR 129-0359
- CATERPILLAR 1290359
- CATERPILLAR 164-6560
- CATERPILLAR 1646560
- CATERPILLAR 4P8132
- DANA CORPORATION/PRIVATE BRAND SALE 224-3748
Applications:
- CATERPILLAR 3300 SERIES
- CATERPILLAR 3306 ENGINE
Warranty: 2.0 year(s)
These catalog references may identify this part or components in an assembly. A listed number alone does not confirm whole-assembly interchange or vehicle fitment. Confirm the required part before ordering.
| Number |
|---|
| 0R4488 |
| 129-0359 |
| 1290359 |
| 164-6560 |
| 1646560 |
| 4P8132 |
| CATERPILLAR 0R4488 |
| CATERPILLAR 129-0359 |
| CATERPILLAR 1290359 |
| CATERPILLAR 164-6560 |
| CATERPILLAR 1646560 |
| CATERPILLAR 4P8132 |
| DANA CORPORATION/PRIVATE BRAND SALE 224-3748 |
| PAI 311192 |
No cross-reference numbers match that search.
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
Most PAI parts carry a 2-year unlimited-mileage PAI warranty — 3 years on the High Performance tier, 1 year on Excel by PAI. See Warranty & Returns for full coverage terms, or call a specialist to confirm the exact coverage on this part.
PAI published warranty tiers: High Performance — 3-Year · Genuine PAI — 2-Year · Excel — 1-Year, unlimited mileage. The badge beside the price shows this product's recorded term; when no badge is shown, confirm coverage with a specialist.


