The Multiquip 0520040422 Key is a genuine OEM replacement designed for QP2TK series trash pump equipment. As a factory-sourced component, this key delivers the exact tolerances and material grade required to maintain proper shaft and hub engagement in your Multiquip pump. Sourced directly through authorized Multiquip supply channels, the 0520040422 is the correct part to specify when servicing QP2TK units.
Key Features
- Genuine OEM Material Grade — Manufactured to the same hardness and dimensional spec as the original, ensuring the key seats correctly under load without deforming or walking out of the keyway.
- Drop-In Fitment for QP2TK — Cut to the exact keyway dimensions of the QP2TK trash pump drivetrain, so installation is straightforward with no filing or sizing needed.
- Confirmed Compatibility — Verified fitment for the QP2TK trash pump series; always cross-reference your model code before ordering.
- Maintains Positive Drive Engagement — A properly fitted key locks the rotating component to the shaft, transmitting torque cleanly and preventing slippage that can damage mating parts.
- Protects Surrounding Components — Using the correct OEM key prevents keyway wallowing on shafts and hubs — damage that turns a simple key replacement into a costly shaft or impeller repair.
A key is a small but critical drivetrain component that locks a rotating part — such as an impeller or pulley — to a shaft, ensuring torque is transferred without slippage. When a key shears or wears, the driven component can spin freely on the shaft, causing immediate loss of pump output and rapid damage to the keyway itself. Replacing a worn or failed key promptly with the correct OEM part protects the shaft and hub from secondary damage and restores full pump performance.
For questions about fitment or to confirm this is the right part for your equipment, contact the DHS Equipment parts team before ordering.
Part Details
| Part Number | 0520040422 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Key |
Compatibility & Fitment
| Name | Model |
|---|---|
| Trash Pumps | QP2TK |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
