Caterpillar O-Ring, PAI 321449 (OEM 336034), Pack of 1
Used In These Kits
This part is included in 1 engine & overhaul kits — find yours below.
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331638Cat / Caterpillar C9 ENGINES CENTRAL/LOWER GASKET SET In stock - No kits match that search.
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
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331639Caterpillar C9 Gasket, PAI (OEM 1950452), Pack of 1 In stock -
421232International / Navistar O-RING (Pack of 6) In stock -
321433Caterpillar O-Ring, PAI (OEM 3H0976), Pack of 1 In stock -
336021Caterpillar C12 Counterclockwise Front Crankshaft Seal, PAI (OEM 1260110), Pack of 1 In stock -
350570Cat Caterpillar Fuel Coolant Temperature Sensor In stock
| Brand | PAI Industries |
| Part Category | Seals & O-Rings |
| Sub-Type | O-Ring |
| Engine Make | Caterpillar |
| Engine Model | C9 |
| Condition | New |
| Stage / Tier | Standard |
Pack of 1.
PAI 321449 is an o-ring. PAI lists Viton material. The listed durometer is 75. Listed cross section is 0.103 inch. Listed inside diameter is 0.924 inches. PAI specifies an oil pickup tube application for Caterpillar C9. The manufacturer designates product-level OEM 336034.
Compatible Engines
PAI lists Caterpillar C9 Engines. Match the complete required part number and listed application before ordering.
Manufacturer product cross-references
Caterpillar 33-6034
Caterpillar 336034
Caterpillar 033-6034
Caterpillar 0336034
Caterpillar 3308197
Caterpillar 330-8197
Compare the complete part number, material and required seal specification before ordering.
PAI Part #: 321449
OEM References:
- CATERPILLAR 33-6034
- CATERPILLAR 336034
- CATERPILLAR 033-6034
- CATERPILLAR 0336034
- CATERPILLAR 3308197
- CATERPILLAR 330-8197
Applications:
- CATERPILLAR C9 ENGINES
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 |
|---|
| 33-6034 |
| 336034 |
| 033-6034 |
| 0336034 |
| 3308197 |
| 330-8197 |
| CATERPILLAR 33-6034 |
| CATERPILLAR 336034 |
| CATERPILLAR 033-6034 |
| CATERPILLAR 0336034 |
| CATERPILLAR 3308197 |
| CATERPILLAR 330-8197 |
| PAI 321449 |
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.






