MP Pumps 31311 Stainless Steel Shaft Cf
The pump shaft transmits torque from the driver to the impeller. A bent, worn, or corroded shaft can cause seal leaks, vibration, and premature bearing failure.
This part is stainless steel construction. Always match by the MP Pumps part number 31311 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 shaft
- Sized to fit a specific pump model
- Material varies by part number
Applications
- Replacing a bent, worn, or corroded pump shaft
- Pump rebuild and overhaul
Specifications
- Manufacturer: MP Pumps
- Part Number: 31311
- Part Type: Shaft Cf
- Material: Stainless Steel
Frequently Asked Questions
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 31311.
Q: What causes this part to wear out?
Wetted components wear from normal operation, cavitation, dry running, or abrasive material in the pumped fluid. Regular inspection catches wear before it causes a bigger failure.
Q: Should I replace other parts at the same time?
When servicing a pump wet end, it is common practice to also replace the mechanical seal, gaskets, and O-rings at the same time to avoid a repeat teardown.
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