Caterpillar Viton O-Ring, PAI 321257 (OEM 5P8068), Pack of 5
Used In These Kits
This part is included in 8 engine & overhaul kits — find yours below.
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321380Caterpillar C10/C12 Oil Cooler Installation O-Ring Kit, PAI (OEM 1433009), Pack of 1 In stock -
321406Caterpillar C12 Oil Pump Mounting O-Ring Kit, PAI (OEM 7X7975), Pack of 1 In stock -
321407Caterpillar C10/C12 Oil Cooler Installation O-Ring Kit, PAI (OEM 1933322), Pack of 1 In stock -
331509Cat / Caterpillar C13 ENGINE O-RING KIT In stock -
331511Cat / Caterpillar FRONT GASKET KIT In stock -
331623Cat / Caterpillar C10 ENGINE OIL COOLER O-RING KIT In stock -
331713Cat / Caterpillar 3176 SERIES FRONT GASKET KIT In stock -
341308Cat / Caterpillar C13 ENGINE OIL PUMP In stock - No kits match that search.
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
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321258Caterpillar Viton O-Ring, PAI (OEM 5P5846), Pack of 5 In stock -
321374Caterpillar O-Ring, PAI (OEM 6V5134), Pack of 3 In stock -
331218Cat C15 Oil Pan Gasket, PAI (OEM 168-5248) In stock -
331210Caterpillar 3406E Segmented Oil Pan Gasket, PAI (OEM 4N1151), Pack of 2 In stock -
321326Caterpillar O-Ring, PAI (OEM 8J4351), Pack of 4 In stock
| Brand | PAI Industries |
| Part Category | Seals & O-Rings |
| Sub-Type | O-Ring |
| Engine Make | Caterpillar |
| Engine Model | 3400 |
| Condition | New |
| Stage / Tier | Standard |
PAI 321257 is a viton o-ring for Caterpillar applications. PAI specifies Viton construction. The manufacturer designates product-level OEM 5P8068. PAI cross-references Caterpillar 5P8068. PAI lists these application categories: Caterpillar 3400 Series. Confirm the complete required part number before ordering.
Pack of 5.
Manufacturer product cross-references
Caterpillar 5L2727
PAI Part #: 321257
OEM References:
- CATERPILLAR 5L2727
- CATERPILLAR 5P8068
Applications:
- CATERPILLAR 3400 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 |
|---|
| 5L2727 |
| 5P8068 |
| CATERPILLAR 5L2727 |
| CATERPILLAR 5P8068 |
| PAI 321257 |
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.