MP Pumps 21155 Pulley
The pulley transmits drive torque from a belt-driven driver to the pump shaft. A worn, cracked, or misaligned pulley causes belt slip, vibration, and premature belt wear.
Always match by the MP Pumps part number 21155 listed on your equipment parts diagram, since dimensions and material vary across the MP Pumps lineup even for parts with the same common name.
Key Features
- Genuine MP Pumps replacement pulley
- Sized to fit a specific shaft diameter and belt profile
- Material varies by part number
Applications
- Restoring proper belt drive alignment during a rebuild
- Replacing a worn or cracked pulley
Specifications
- Manufacturer: MP Pumps
- Part Number: 21155
- Part Type: Pulley
Frequently Asked Questions
Q: Should I inspect anything else while I have the pump apart?
While the pump is disassembled it is a good time to inspect the shaft, coupling, and fasteners for wear or corrosion.
Q: How do I know this is the right part for my pump?
Match it by the MP Pumps part number stamped on your pump or listed on your equipment parts diagram. Send us a picture of your pump plate and we will confirm fitment.
Q: Is this a genuine MP Pumps part?
Yes, this is cataloged under genuine MP Pumps part number 21155.
Q: What is this part used for?
It is a structural or mounting component of the pump assembly, connecting the pump to its driver, piping, or mounting surface.
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