4386576NX Water Pump Suitable for Cummins ISX15 CM570 High Quality

4386576NX belongs to the Cummins cooling system parts family. The pump sits on ISX15, CM570, CM870 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 3683651, 3684449, 3684450, 3687044, 3687045 and 5 more.

Which engines use the 4386576NX water pump?

You will find this pump on ISX15; CM570; CM870; CM871.

Any engine on this list takes our replacement as a straight swap.

What are the specifications of 4386576NX?

What part numbers interchange with 4386576NX?

One pump, many part numbers. The full cross list:

• 3683651
• 3684449
• 3684450
• 3687044
• 3687045
• 3687130
• 3687590
• 3687900
• 3688384
• 4386577RX

Packing and quality checks

Packing runs   pumps per carton,   kg gross weight, carton size —.

Every pump leaves the line after a leak test at a negative pressure of 0.1 MPa. No leaks, no exceptions.

Frequently asked questions

What vehicles or engines does 4386576NX fit?

4386576NX fits ISX15, CM570, CM870 and other listed engines. It is a Cummins application water pump, and our aftermarket unit replaces it directly.

What other part numbers replace 4386576NX?

4386576NX interchanges with 3683651, 3684449, 3684450, 3687044, 3687045, 3687130 and 4 more. All of these refer to the same water pump assembly.

Is 4386576NX 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 4386576NX water pump weigh?

One pump weighs   kg net. A full carton of   pieces comes to   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.