Caterpillar Viton O-Ring, PAI 321265 (OEM 6V1197), Pack of 10
Used In These Kits
This part is included in 7 engine & overhaul kits — find yours below.
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131263Cummins LOWER GASKET SET In stock -
131746Cummins LOWER GASKET KIT In stock -
131811Cummins ISL SERIES LOWER GASKET KIT In stock -
131874Cummins ISC ENGINES UPPER GASKET KIT In stock -
331166Caterpillar C15 In-Frame Gasket Kit In stock -
331420Cat / Caterpillar REAR GASKET KIT In stock -
391918Caterpillar C15 / C16 / C18 Camshaft Kit In stock - No kits match that search.
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
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321263Caterpillar / International 3406E / C15 / C16 O-Ring In stock -
321267Caterpillar Viton O-Ring, PAI (OEM 1178801), Pack of 10 In stock -
331349Caterpillar C15 Valve Cover Gasket, PAI (OEM 2429537), Pack of 1 In stock -
321279Caterpillar O-Ring, PAI (OEM 6V6353), Pack of 4 In stock -
131705Cummins ISC ENGINES GEAR HOUSING GASKET In stock
| Brand | PAI Industries |
| Part Category | Gaskets & Seals |
| Sub-Type | O-Ring |
| Engine Make | Caterpillar |
| Engine Model | 3406E · C15 · C16 · C18 |
PAI 321265 is a viton o-ring for Caterpillar applications. PAI specifies Viton construction. The manufacturer designates product-level OEM 6V1197. PAI cross-references Caterpillar 6V1197. PAI lists these application categories: Caterpillar 3406E Series, Caterpillar C15 Engine, Caterpillar C16 Engines, Caterpillar C18 Engine. Confirm the complete required part number before ordering.
Pack of 10.
Manufacturer product cross-references
Cummins 3072833
Cummins 3330081
Cummins 3899283
Mack 4333-1837503C1
Navistar 1837503
Navistar 1837503C1
Fits:
- CATERPILLAR 3406E SERIES
- CATERPILLAR C15 ENGINE
- CATERPILLAR C16 ENGINES
- CATERPILLAR C18 ENGINE
OEM cross-references:
- CATERPILLAR 6V1197
- CUMMINS 3072833
- CUMMINS 3330081
- CUMMINS 3899283
- MACK 4333-1837503C1
- NAVISTAR 1837503
- NAVISTAR 1837503C1
Warranty: 24 months
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 |
|---|
| CATERPILLAR 6V1197 |
| CUMMINS 3072833 |
| CUMMINS 3330081 |
| CUMMINS 3899283 |
| MACK 4333-1837503C1 |
| NAVISTAR 1837503 |
| NAVISTAR 1837503C1 |
| PAI 321265 |
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.












