The Husqvarna 505491501 Arbor Washer is a genuine OEM component designed for the Soff-Cut50 early entry saw. This washer is manufactured to Husqvarna's exact specifications, ensuring correct blade clamping force and proper seating on the arbor shaft. Cross-reference part number 505491501 against your parts diagram to confirm fitment before ordering. DHS Equipment supplies this part to help keep your equipment running at full capability.
Key Features
- OEM-Spec Clamping Surface — Manufactured to Husqvarna's dimensional tolerances, delivering consistent blade clamping pressure and secure arbor engagement on the Soff-Cut50.
- Direct Arbor Replacement — Installs directly onto the arbor shaft with no adaptation required, matching the original washer geometry for correct blade alignment.
- Soff-Cut50 Compatibility — Engineered specifically for the Soff-Cut50 early entry saw, ensuring the part integrates correctly within the blade assembly system.
- Blade Stability Under Load — A correctly seated arbor washer keeps the diamond blade running true during green-concrete cutting passes, maintaining straight, controlled cuts from the moment concrete is placed.
- Blade Safety Compliance — Proper arbor washer condition is critical to safe blade retention; using a genuine OEM replacement ensures the clamping assembly meets Husqvarna's original safety design intent.
The arbor washer sits between the blade flange and the cutting blade on the saw's spindle assembly, distributing clamping load evenly across the blade collar. A flat, correctly sized washer is essential for keeping the blade seated without wobble or lateral movement during cutting. When the washer is worn, warped, or missing, blade clamping becomes uneven, which can lead to vibration, premature blade wear, or unsafe blade retention — particularly during the high-speed, early-entry passes on fresh concrete where the Soff-Cut50 operates.
Part Details
| Part Number | 505491501 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Arbor Washer |
Compatibility & Fitment
| Name | Model |
|---|---|
| Early Entry Saw | Soff-Cut50 |
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.
