Hanchi Auto Parts
21010-Z5129 Water Pump Suitable for Nissan FE6 BIG FLANGE FE6T High Quality
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21010-Z5129 belongs to the Nissan cooling system parts family. The pump sits on FE6 BIG FLANGE, FE6T, BUS 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 21010-Z5326, 21010-Z5328, 21010-Z5525, 21010-Z5611, 21010-Z5661 and 3 more.
Which engines use the 21010-Z5129 water pump?
The OE application list reads: FE6 BIG FLANGE; FE6T; BUS.
Any engine on this list takes our replacement as a straight swap.
What are the specifications of 21010-Z5129?
| Parameter | Value |
| OE number | 21010-Z5129 |
| Fits brand | Nissan |
| TO Shaft head height | 145 |
| Mounting hole position | Aligned to OE mounting points |
| Threads on the pump body | 2-M8X1.25 |
| Flange thread | M8X1.25 |
| TO Flange height | 131.4 |
| Flange jumping | 0.07 |
| TO Impeller height Ⅰ | 0.6 |
| 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 | N104-WD-1 |
| Net weight | 6.60 kg |
| Packing | 2 pcs/ctn, 15.20 kg gross |
What part numbers interchange with 21010-Z5129?
Parts books from different markets list this pump under several numbers. All of them point to the same unit:
- 21010-Z5326
- 21010-Z5328
- 21010-Z5525
- 21010-Z5611
- 21010-Z5661
- 21010-Z5663
- 21010-Z5666
- 21010-Z5707
Packing and quality checks
Logistics data: 2 pcs/ctn, 15.20 kg gross, 43.5 x 30 x 21 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 21010-Z5129 fit?
21010-Z5129 fits FE6 BIG FLANGE, FE6T, BUS and other listed engines. It is a Nissan application water pump, and our aftermarket unit replaces it directly.
What other part numbers replace 21010-Z5129?
21010-Z5129 interchanges with 21010-Z5326, 21010-Z5328, 21010-Z5525, 21010-Z5611, 21010-Z5661, 21010-Z5663 and 2 more. All of these refer to the same water pump assembly.
Is 21010-Z5129 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 21010-Z5129 water pump weigh?
One pump weighs 6.60 kg net. A full carton of 2 pieces comes to 15.20 kg gross.
How do I confirm 21010-Z5129 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.
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.
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