331591 Cat / Caterpillar 3176 SERIES WATER PUMP GASKET SET
What’s In This Kit
Browse 12 included components with current product details and availability.
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321424Caterpillar O-Ring, PAI (OEM 1291653), Pack of 4 In stock -
331592Cat / Caterpillar 3100 SERIES GASKET (Pack of 5) In stock -
321422O-RING (Pack of 6) In stock -
331590Cat / Caterpillar 3100 SERIES OIL COOLER GASKET (Pack of 5) In stock -
321390Caterpillar O-Ring, PAI (OEM 6V7350), Pack of 5 In stock -
321388Cat / Caterpillar O-RING (Pack of 2) In stock -
331476Cat 3176/C10/C13 Gasket, PAI (OEM 7E5555), Pack of 5 In stock -
321386Caterpillar O-Ring, PAI (OEM 7L6580), Pack of 4 In stock -
331589Cat / Caterpillar 3100 SERIES WATER PUMP GASKET (Pack of 5) In stock -
321358Caterpillar O-Ring, PAI (OEM 7X4752), Pack of 5 In stock -
331593Cat / Caterpillar 3100 SERIES GASKET (Pack of 5) In stock -
121250Viton O-Ring, PAI (OEM 3073966), Pack of 10 In stock - No included components match that search.
Used In These Kits
This part is included in 1 engine & overhaul kits — find yours below.
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381819Cat / Caterpillar 3176 SERIES WATER PUMP ASSEMBLY 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 | Cooling System |
| Sub-Type | Water Pump Component |
| Engine Make | Caterpillar |
| Engine Model | 3176 |
WATER PUMP GASKET SET
Fits:
- CATERPILLAR 3176 SERIES
OEM cross-references:
- 321424 1291653
- 331592 7C2591
- 321422 7L4773
- 331590 4P1651
- 321390 6V7350
- 321388 9X7549
- 331476 7E5555
- 321386 7L6580
- 331589 4P1652
- 321358 7X4752
- 331593 9Y4370
- 121250 3073966
- CATERPILLAR 147-3774
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 |
|---|
| 321424 1291653 |
| 331592 7C2591 |
| 321422 7L4773 |
| 331590 4P1651 |
| 321390 6V7350 |
| 321388 9X7549 |
| 331476 7E5555 |
| 321386 7L6580 |
| 331589 4P1652 |
| 321358 7X4752 |
| 331593 9Y4370 |
| 121250 3073966 |
| CATERPILLAR 147-3774 |
| PAI 331591 |
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.

















