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381801 Cat / Caterpillar 3400 SERIES WATER PUMP ASSEMBLY
Commercial diesel water pump assembly. Match the listed part and engine identifiers before ordering.
2-Year WarrantyPAI Industries
$357.48$391.61
Save $34.13
In stock — ships same day
31 available
PAI Part #381801
JAK'S Part #381801
Included Components
What’s In This Kit
Browse 3 included components with current product details and availability.
-
321217Caterpillar 3406E / C15 / C16 O-Ring In stock -
331281Cat / Caterpillar COVER GASKET (Pack of 5) In stock -
321304Caterpillar 3400 O-Ring In stock - No included components match that search.
Complete The Rebuild
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
| Brand | PAI Industries |
| Part Category | Water Pumps |
| Sub-Type | Water Pump |
WATER PUMP ASSEMBLY
Fits:
- CATERPILLAR 3400 SERIES
OEM cross-references:
- 321217 1090076
- 331281 4N0933
- 321304 2138621
- 321278 1090077
- 321303 1565198
- TGA-9914 330-3077
- 331372 1250434
- EGA-3061 8813-154129
- CATERPILLAR 0R3790
- CATERPILLAR 102-5939
- CATERPILLAR 10R0482
- CATERPILLAR 134-1340
- CATERPILLAR 134-1341
- CATERPILLAR 135-4926
- CATERPILLAR 1N2959
- CATERPILLAR 2W3277
- CATERPILLAR 352-0203
- CATERPILLAR 4P9372
- CATERPILLAR 7C4957
- CATERPILLAR 7E6843
- CATERPILLAR 7W7019
- CATERPILLAR 9N5035
- CATERPILLAR 0R3789
- CATERPILLAR 0R1200
- CATERPILLAR 0R2400
- CATERPILLAR 0R0769
- CATERPILLAR 0R8217
- CATERPILLAR 0R0482
- DANA CORPORATION/PRIVATE BRAND SALE 228-1966
- MACK 5396-RW1194PX
- PAI 381801
Warranty: 24 months
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.








