Caterpillar O-Ring, PAI 321338 (OEM 5P7814), Pack of 5
Used In These Kits
This part is included in 12 engine & overhaul kits — find yours below.
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331144Caterpillar Overhaul Gasket Kit In stock -
331453Cat / Caterpillar REAR GASKET KIT In stock -
331470-150Caterpillar C13 Fuel Gasket Kit In stock -
331503Cat / Caterpillar UPPER GASKET KIT In stock -
331504Cat / Caterpillar C7 ENGINE UPPER GASKET KIT In stock -
331510Caterpillar C13 Rear Gasket Kit In stock -
331561Cat / Caterpillar 3176 SERIES UPPER GASKET KIT In stock -
331562Caterpillar 3176 Lower Gasket Set In stock -
331627Caterpillar 3176 / 3176C Central/Lower Gasket Set In stock -
331653Caterpillar C9 Crankshaft Sealand Gasket Kit In stock -
331713Cat / Caterpillar 3176 SERIES FRONT GASKET KIT In stock -
900321OIL SEAL 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 | 3176 · C10 · C13 |
| Condition | New |
| Stage / Tier | Standard |
Pack of 5.
PAI 321338 is an o-ring. PAI lists Viton material. The listed durometer is 75. Listed cross section is 0.072 inch. Listed inside diameter is 0.414 inches. The manufacturer designates product-level OEM 5P7814.
Compatible Engines
PAI lists Caterpillar 3176 Series; Caterpillar C10 Engine; Caterpillar C13 Engine. Match the complete required part number and listed application before ordering.
Manufacturer product cross-references
Caterpillar 5P-7814
Caterpillar 5P7814
Caterpillar 9X-0935
Caterpillar 9X0935
Fuller 13835
Mack 3088-13835
Compare the complete part number, material and required seal specification before ordering.
PAI Part #: 321338
OEM References:
- CATERPILLAR 5P-7814
- CATERPILLAR 5P7814
- CATERPILLAR 9X-0935
- CATERPILLAR 9X0935
- FULLER 13835
- MACK 3088-13835
Applications:
- CATERPILLAR 3176 SERIES
- CATERPILLAR C10 ENGINE
- CATERPILLAR C13 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 |
|---|
| 5P-7814 |
| 5P7814 |
| 9X-0935 |
| 9X0935 |
| 13835 |
| 3088-13835 |
| CATERPILLAR 5P-7814 |
| CATERPILLAR 5P7814 |
| CATERPILLAR 9X-0935 |
| CATERPILLAR 9X0935 |
| FULLER 13835 |
| MACK 3088-13835 |
| PAI 321338 |
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.
















