The Husqvarna 506290901 Throttle Shaft Kit is a genuine OEM replacement designed for the K950 and K950Rescue power cutters. As an authentic Husqvarna component, this kit delivers the exact fit and dimensional accuracy required for proper throttle operation on these demanding cut-off saws. DHS Equipment supplies this part to help keep your equipment running at full capacity. Cross-reference part number 506290901 against your parts diagram to confirm compatibility before ordering.
Key Features
- Genuine OEM Throttle Tolerances — manufactured to Husqvarna's exact shaft diameter and engagement specifications, ensuring the throttle mechanism operates with the correct range of motion and response.
- Direct Drop-In Replacement — engineered to match the original mounting points and shaft geometry of the K950 throttle assembly, allowing straightforward installation without modification.
- K950 and K950Rescue Compatibility — confirmed fitment for both the K950 and K950Rescue power cutters, covering professional cutting and rescue-service applications.
- Restored Throttle Control — a properly functioning throttle shaft maintains precise engine speed control under load, which is critical for clean, controlled cutting performance on a high-output power cutter.
- Operational Safety — throttle shaft wear or damage can cause erratic engine response or a stuck throttle; replacing this component with a genuine kit restores predictable, operator-controlled acceleration essential for safe cutter handling.
The throttle shaft is the mechanical link between the operator's trigger and the carburetor's throttle valve, translating trigger movement into precise fuel-and-air delivery. On a high-cycle professional power cutter like the K950, this shaft is subject to repeated stress and can wear at its pivot points or develop play over time, leading to sluggish throttle response, inconsistent engine speed, or difficulty returning to idle. Replacing the shaft as a kit ensures all associated components are renewed together, restoring crisp, reliable throttle control and keeping the engine behaving predictably under the demanding conditions of concrete and rescue cutting work.
Part Details
| Part Number | 506290901 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Throttle Shaft Kit |
Compatibility & Fitment
| Name | Model |
|---|---|
| Power Cutter | K950 |
| Power Cutter | K950Rescue |
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.
