MP Pumps 21865 Woodruff Key
This key transmits rotational torque between the shaft and a mounted component such as a pulley, coupling, or impeller, by fitting into matching keyways on each part.
Always match by the MP Pumps part number 21865 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 key
- Sized to fit a specific shaft and keyway
- Material varies by part number
Applications
- Restoring proper drive engagement during a rebuild
Specifications
- Manufacturer: MP Pumps
- Part Number: 21865
- Part Type: Woodruff Key
Frequently Asked Questions
Q: Is this a genuine MP Pumps part?
Yes, this is cataloged under genuine MP Pumps part number 21865.
Q: Can I reuse the old hardware instead of replacing it?
Small hardware like this is inexpensive relative to the labor of reassembly, so most shops replace it during a rebuild rather than reusing worn or corroded pieces.
Q: Is this sold individually or in a set?
Check the product title and quantity field for this listing. If you need a specific quantity for a full rebuild, contact us to confirm.
Q: What material is this made from?
Material varies by part number; check the Specifications section above, or send us a picture of your pump plate if you need help confirming.
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