Caterpillar O-Ring, PAI 321332 (OEM 8M5253), Pack of 5
Used In These Kits
This part is included in 6 engine & overhaul kits — find yours below.
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331128Cat / Caterpillar OVERHAUL GASKET KIT In stock -
331129Cummins OVERHAUL GASKET KIT In stock -
331190Caterpillar 3300 / 3304 Upper Gasket And Sealkit In stock -
331191Caterpillar 3300 / 3306 Upper Gasket And Sealkit In stock -
331192Caterpillar 3300 / 3306 Upper Gasket And Sealkit In stock -
331449Caterpillar 3300 / 3304 Engine Overhaul Gasket Kit In stock - No kits match that search.
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
| Brand | PAI Industries |
| Part Category | Seals & O-Rings |
| Sub-Type | O-Ring |
| Engine Make | Caterpillar |
| Engine Model | 3300 |
| Condition | New |
| Stage / Tier | Standard |
Pack of 5.
PAI 321332 is an o-ring. PAI lists Silicone material. The listed durometer is 70. Listed cross section is 0.103 inch. Listed inside diameter is 0.737 inches. The manufacturer designates product-level OEM 8M5253.
Compatible Engines
PAI lists Caterpillar 3300 Series. Match the complete required part number and listed application before ordering.
Manufacturer product cross-references
Caterpillar 8M5253
Caterpillar 8T7263
Compare the complete part number, material and required seal specification before ordering.
PAI Part #: 321332
OEM References:
- CATERPILLAR 8M5253
- CATERPILLAR 8T7263
Applications:
- CATERPILLAR 3300 SERIES
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 |
|---|
| 8M5253 |
| 8T7263 |
| CATERPILLAR 8M5253 |
| CATERPILLAR 8T7263 |
| PAI 321332 |
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.