Hanchi Auto Parts
2194452 Water Pump Suitable for Caterpillar C7 3126B High Quality
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2194452 is how Caterpillar lists this water pump. It serves C7, 3126B, 3126E and other listed engines. Our version copies the OE mounting pattern and impeller geometry, so it drops in without modification. Cross-reference: 2364420, 2634413, 3522139.
Which engines use the 2194452 water pump?
The OE application list reads: C7; 3126B; 3126E; 320D; 330D; 336D.
If your engine tag matches any entry above, this pump is the right replacement.
What are the specifications of 2194452?
| Parameter | Value |
| OE number | 2194452 |
| Fits brand | Caterpillar |
| TO Belt pulley height | 134.6 |
| TO Impeller height Ⅱ | 26.4 |
| TO Shaft head height | 129.3 |
| Pulley Jumping | 0 |
| Mounting hole position | Aligned to OE mounting points |
| Threads on the pump body | 4-M8X1.25 |
| Air tightness testing | No leakage detected under negative pressure of 0.1 MPa |
| Appearance Ⅰ | Neutral finish, no third-party logos |
| Appearance Ⅱ | Clean surface: no dirt, rust or paint peeling |
| Assembly rotation | Turns freely by hand, no sticking or noise |
| Included Component 1 | O52X3.5 |
| Included Component 2 | O19X3.1 |
| Net weight | 8.54 kg |
| Packing | 2 pcs/ctn, 18.68 kg gross |
What part numbers interchange with 2194452?
Parts books from different markets list this pump under several numbers. All of them point to the same unit:
- 2364420
- 2634413
- 3522139
Packing and quality checks
Logistics data: 2 pcs/ctn, 18.68 kg gross, 51.5 x 29 x 26 cm.
Before boxing, each pump passes a negative-pressure leak check and a hand-rotation check for smooth, noise-free bearing movement.
Frequently asked questions
What vehicles or engines does 2194452 fit?
2194452 fits C7, 3126B, 3126E and other listed engines. It is a Caterpillar application water pump, and our aftermarket unit replaces it directly.
What other part numbers replace 2194452?
2194452 interchanges with 2364420, 2634413, 3522139. All of these refer to the same water pump assembly.
Is 2194452 available from stock?
Yes, this number is in regular production. Lead time for carton quantities is usually a few days; ask us for current stock before ordering.
How much does the 2194452 water pump weigh?
One pump weighs 8.54 kg net. A full carton of 2 pieces comes to 18.68 kg gross.
How do I confirm 2194452 is the pump I need?
Check the OE number stamped on your old pump or in the parts book, then compare engine model and pulley height with the spec table on this page. If anything is unclear, send us a photo of the old unit.
Message us with the OE number off your old pump. We reply with fitment confirmation and a price the same day.
Send the OE number, your quantity and your destination port — feel free to Contact Us. We reply with fitment confirmation and a quote.
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