The Husqvarna 542199742 Blade Shaft is a genuine OEM replacement component designed for the FS8400D floor saw. Sourced directly from Husqvarna's construction equipment line, this part is manufactured to the same specifications as the original, ensuring a correct, confident fit with no guesswork. DHS Equipment supplies this part to help keep your FS8400D performing at full capacity on the job.
Key Features
- OEM-Grade Structural Integrity — Manufactured to Husqvarna's original dimensional and material tolerances, this blade shaft delivers the same load-bearing performance as the factory-installed component.
- Direct Drop-In Replacement — Engineered to match the original mounting interface on the FS8400D, this shaft aligns correctly with existing blade guards, arbor hardware, and drive components.
- Purpose-Built for the FS8400D Floor Saw — Confirmed fitment for the FS8400D, a heavy-duty walk-behind flat saw built for demanding concrete and asphalt cutting applications.
- Restored Blade Stability and Cutting Precision — A sound blade shaft keeps the cutting disc running true, maintaining clean, accurate cuts through slab and pavement. A worn or damaged shaft introduces runout that degrades cut quality and accelerates blade wear.
- Safety-Critical Component — As the structural link between the drive system and the cutting blade, a correctly fitted blade shaft is essential to safe machine operation — preventing blade wobble and unexpected disc failure under load.
The blade shaft is the central rotating component that transmits drive power from the saw's engine or motor to the cutting blade. It holds the blade in precise alignment and bears the radial and axial forces generated during cutting. When a blade shaft is worn, bent, or damaged, the result is visible blade runout, erratic cutting behavior, and accelerated wear on surrounding components including bearings and blade flanges. Replacing this shaft with a genuine OEM part restores the mechanical integrity of the cutting assembly and is essential to safe, productive operation of the FS8400D floor saw.
Cross-reference part number 542199742 against your FS8400D parts diagram before ordering to confirm this is the correct shaft for your machine configuration. For assistance, contact DHS Equipment directly.
Part Details
| Part Number | 542199742 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Blade Shaft |
Compatibility & Fitment
| Name | Model |
|---|---|
| Floor Saw | FS8400D |
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.
