Hanchi Auto Parts
6389829 Water Pump Suitable for Cummins PC350-8 ISC 8.3L High Quality
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6389829 belongs to the Cummins cooling system parts family. The pump sits on PC350-8, ISC 8.3L, ISL 8.9L and other listed engines. Our aftermarket equivalent follows the OE dimensions and passes air-tightness testing under a negative pressure of 0.1 MPa. It also replaces 3964792, 3973116, 4089952, 4309417, 4376358 and 3 more.
Which engines use the 6389829 water pump?
This pump was designed for PC350-8; ISC 8.3L; ISL 8.9L; Pulley OD 88MM.
When in doubt, compare the old pump pulley height against our spec table below — it settles most fitment questions.
What part numbers interchange with 6389829?
Parts books from different markets list this pump under several numbers. All of them point to the same unit:
- 3964792
- 3973116
- 4089952
- 4309417
- 4376358
- 5291443
- 5346203
- 5579022
What are the specifications of 6389829?
| Parameter | Value |
| OE number | 6389829 |
| Fits brand | Cummins |
| TO Belt pulley height | 91.4 |
| TO Impeller height Ⅱ | 35.65 |
| TO Shaft head height | 100.6 |
| Mounting hole position | Aligned to OE mounting points |
| 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 |
| Pulley Diameter | 88 |
| Included Component 1 | O115X3.5 |
| Net weight of one | 4.00 |
| Units per Carton | 4 |
| Net weight | 4.00 kg |
| Packing | 4 pcs/ctn, 18.00 kg gross |
Packing and quality checks
Logistics data: 4 pcs/ctn, 18.00 kg gross, 41 x 36 x 19.5 cm.
Air-tightness is checked pump by pump under a negative pressure of 0.1 MPa before packing.
Frequently asked questions
What vehicles or engines does 6389829 fit?
6389829 fits PC350-8, ISC 8.3L, ISL 8.9L and other listed engines. It is a Cummins application water pump, and our aftermarket unit replaces it directly.
What other part numbers replace 6389829?
6389829 interchanges with 3964792, 3973116, 4089952, 4309417, 4376358, 5291443 and 2 more. All of these refer to the same water pump assembly.
Is 6389829 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 6389829 water pump weigh?
One pump weighs 4.00 kg net. A full carton of 4 pieces comes to 18.00 kg gross.
Send us the OE number and your engine model — we confirm fitment before you order.
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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