Hanchi Auto Parts
20921947 Water Pump Suitable for Volvo RENAULT TRUCK VOLVO BUS High Quality
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20921947 is a Volvo water pump OE number. Our replacement matches the same mounting and cooling specs, fits RENAULT TRUCK, VOLVO BUS, VOLVO TRUCK and other listed engines, and ships with a 5.60 kg net weight (2 pcs per carton). Cross numbers: 20921917, 20921951, 21618716, 21643286, 21648712 and 15 more.
Which engines use the 20921947 water pump?
Fitment covers RENAULT TRUCK; VOLVO BUS; VOLVO TRUCK; pulley 147.5mm.
When in doubt, compare the old pump pulley height against our spec table below — it settles most fitment questions.
What part numbers interchange with 20921947?
Parts books from different markets list this pump under several numbers. All of them point to the same unit:
- 20921917
- 20921951
- 21618716
- 21643286
- 21648712
- 21648716
- 21781059
- 21812242
- 21812257
- 21941088
- 21969187
- 21974080
- 7421072414
- 7421648716
- 7421781059
- 7421812242
- 7421812257
- 7421969188
- 7421974078
- 85020130
What are the specifications of 20921947?
| Parameter | Value |
| OE number | 20921947 |
| Fits brand | Volvo |
| TO Flange height | 99.1 |
| Flange jumping | 0.07 |
| TO Impeller height Ⅰ | 1.3 |
| 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 |
| Net weight of one | 5.60 |
| Units per Carton | 2 |
| Gross Weight | 13.50 |
| Measurement | 51.5 x 29 x 26 cm |
| Net weight | 5.60 kg |
| Packing | 2 pcs/ctn, 13.50 kg gross |
Packing and quality checks
Each pump is packed individually; a master carton holds 2 pieces at 13.50 kg gross.
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 20921947 fit?
20921947 fits RENAULT TRUCK, VOLVO BUS, VOLVO TRUCK and other listed engines. It is a Volvo application water pump, and our aftermarket unit replaces it directly.
What other part numbers replace 20921947?
20921947 interchanges with 20921917, 20921951, 21618716, 21643286, 21648712, 21648716 and 14 more. All of these refer to the same water pump assembly.
Is 20921947 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 20921947 water pump weigh?
One pump weighs 5.60 kg net. A full carton of 2 pieces comes to 13.50 kg gross.
Not sure this is your pump? Send a photo of the old unit and the engine tag; we will match it.
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.