The Husqvarna 543850364 Isolator is a genuine OEM component designed for the FS309 floor saw. As a direct Husqvarna OEM part, it is manufactured to the exact specifications required for proper fit and function within the FS309. DHS Equipment supplies this part to help keep your floor saw operating at its best. Cross-reference part number 543850364 against your parts diagram to confirm fitment before ordering.
Key Features
- OEM Vibration Damping Spec — manufactured to Husqvarna's exact durometer and compression ratings, ensuring the isolator absorbs and dampens engine vibration as the original intended.
- Direct-Mount Replacement — matches the original mounting points and profile of the FS309, allowing a straightforward swap with no reworking of surrounding hardware.
- FS309 Floor Saw Fitment — engineered specifically for the FS309 walk-behind floor saw, eliminating guesswork when sourcing the correct replacement.
- Operator Comfort and Control — a correctly functioning isolator reduces transmitted vibration to the handles and frame, helping the operator maintain steady control during long cutting runs.
- Protects Surrounding Components — when an isolator degrades, excessive vibration can accelerate wear on fasteners, housings, and adjacent assemblies; replacing it promptly helps preserve the integrity of the broader machine.
An isolator is a vibration-damping mount, typically made from rubber or a rubber-bonded composite, that sits between the engine or power unit and the machine's frame. Its job is to absorb and isolate the cyclical vibration generated during operation, preventing it from transferring directly into the saw's chassis and operator controls. When an isolator cracks, hardens, or collapses, vibration levels rise noticeably — putting additional stress on the frame, loosening fasteners over time, and making the machine harder to control on the cut line.
For assistance confirming that part number this part is the correct isolator for your FS309, contact DHS Equipment and a member of the team will be glad to help.
Part Details
| Part Number | 543850364 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Isolator |
Compatibility & Fitment
| Name | Model |
|---|---|
| Floor Saw | FS309 |
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.
