Hanchi Auto Parts
7C4957 Water Pump Suitable for Caterpillar 3406B 3406C High Quality
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7C4957 is how Caterpillar lists this water pump. It serves 3406B, 3406C, FLAT GEAR and other listed engines. Our version copies the OE mounting pattern and impeller geometry, so it drops in without modification. Cross-reference: 0R8217, 10R0482, 1354926, 7W7019.
Which engines use the 7C4957 water pump?
You will find this pump on 3406B; 3406C; FLAT GEAR.
Match your engine model to the list and the pump will fit without rework.
What are the specifications of 7C4957?
| Parameter | Value |
| OE number | 7C4957 |
| Fits brand | Caterpillar |
| TO Shaft head height | 52 |
| Mounting hole position | Aligned to OE mounting points |
| Threads on the pump body | 6-3/8-16UNC |
| TO Gear height | 53.5 |
| TO Impeller height Ⅰ | 7 |
| Installation of water pipes | Water pipe fitted complete, no deformation |
| 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 |
| Number of Teeth | 74 |
| Included Component 1 | O220X3.5-3 |
| Net weight | 16.90 kg |
| Packing | 1 pcs/ctn, 18.10 kg gross |
What part numbers interchange with 7C4957?
Dealers and fleet systems quote this pump under more than one OE number:
- 0R8217
- 10R0482
- 1354926
- 7W7019
Packing and quality checks
For shipping estimates, count on 1 pumps per carton (18.10 kg, 34 x 31.5 x 22 cm).
We leak-test each unit at a negative pressure of 0.1 MPa, then spin it by hand to confirm free rotation.
Frequently asked questions
What vehicles or engines does 7C4957 fit?
7C4957 fits 3406B, 3406C, FLAT GEAR and other listed engines. It is a Caterpillar application water pump, and our aftermarket unit replaces it directly.
What other part numbers replace 7C4957?
7C4957 interchanges with 0R8217, 10R0482, 1354926, 7W7019. All of these refer to the same water pump assembly.
Is 7C4957 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 7C4957 water pump weigh?
One pump weighs 16.90 kg net. A full carton of 1 pieces comes to 18.10 kg gross.
Stock moves fast on this number. Send your inquiry with quantity and destination port for a firm quote.
Send the OE number, your quantity and your destination port — feel free to Contact Us. We reply with fitment confirmation and a quote.
OEM Avalible
Our company understands the challenges of bringing some special parts from paper to reality. Therefore, we offer our services to customers that need help.