The Husqvarna 503678001 Support Sleeve is a genuine OEM replacement component designed for the K950 and K950Rescue power cutters. As a direct factory replacement, this part is manufactured to Husqvarna's exact specifications, ensuring a proper fit within the cutter's assembly without adaptation or guesswork. DHS Equipment supplies this part to help keep your equipment running at full capacity. Cross-reference part number 503678001 against your parts diagram before ordering to confirm compatibility with your specific unit.
Key Features
- Genuine OEM Construction — Manufactured to Husqvarna's exact tolerances, ensuring the sleeve seats and functions correctly within the power cutter's assembly — no dimensional compromises.
- Direct Drop-In Replacement — Engineered to match the original mounting points and dimensions of the factory component, allowing straightforward installation on the K950 and K950Rescue.
- Confirmed K950 and K950Rescue Fitment — Verified compatibility with both the K950 and K950Rescue power cutters, covering standard and rescue-specification variants of this platform.
- Structural Integrity Restored — A correctly fitted support sleeve maintains proper alignment and load distribution within the assembly, preventing accelerated wear on surrounding components.
- Authorized Husqvarna Part — Sourced directly through authorized channels, so you receive an unmodified, traceable OEM component with the part number 503678001 as listed in Husqvarna's official parts catalog.
A support sleeve is a structural component that maintains the positional alignment of adjacent parts within an assembly, acting as a spacer or bearing surface to distribute mechanical load and prevent unwanted movement. When this component is worn, cracked, or missing, surrounding parts can shift out of alignment, leading to increased friction, accelerated wear on connected components, and potential failure of the broader assembly. Replacing a damaged support sleeve with a correct-fitting OEM part restores proper load distribution and ensures the surrounding components operate as intended.
Part Details
| Part Number | 503678001 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Support Sleeve |
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.
