Hanchi Auto Parts
3976.820 Water Pump Suitable for Massey Ferguson 1004.4 4 cyl High Quality
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If your parts book shows 3976.820, you need a water pump for 1004.4 and 4 cyl engines. Ours is a matching replacement — same mounting holes, same belt pulley height, pressure-tested before packing. Related OE numbers include 02/200450, 02/200850, 02/201340, 02/201630, 4131E015 and 7 more.
Which engines use the 3976.820 water pump?
Fitment covers 1004.4; 4 cyl.
Match your engine model to the list and the pump will fit without rework.
What part numbers interchange with 3976.820?
Dealers and fleet systems quote this pump under more than one OE number:
- 02/200450
- 02/200850
- 02/201340
- 02/201630
- 4131E015
- 473.724
- 50.00.289.966
- 50.01.823.099
- 50.01.834.121
- 50.01.845.439
- 50.01.868.462
- U5MW0157
What are the specifications of 3976.820?
| Parameter | Value |
| OE number | 3976.820 |
| Fits brand | Massey Ferguson;Perkins |
| TO Shaft head height | 126 |
| Mounting hole position | Aligned to OE mounting points |
| Threads on the pump body | 6-M8X1.25 |
| TO Gear height | 125.3 |
| TO Impeller height Ⅰ | 19.2 |
| 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 | 18 |
| Included Component 1 | O60X3.5-3 |
| Included Component 2 | MF114-WD-1 |
| Net weight | 6.90 kg |
| Packing | 2 pcs/ctn, 16.00 kg gross |
Packing and quality checks
Packing runs 2 pumps per carton, 16.00 kg gross weight, carton size 43.5 x 30 x 21 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 3976.820 fit?
3976.820 fits 1004.4 and 4 cyl engines. It is a Massey Ferguson;Perkins application water pump, and our aftermarket unit replaces it directly.
What other part numbers replace 3976.820?
3976.820 interchanges with 02/200450, 02/200850, 02/201340, 02/201630, 4131E015, 473.724 and 6 more. All of these refer to the same water pump assembly.
Is 3976.820 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 3976.820 water pump weigh?
One pump weighs 6.90 kg net. A full carton of 2 pieces comes to 16.00 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.


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