The Husqvarna 539300620 Screw Hex Head 5/8-11 x 1-3/4 Grade 5 is a genuine OEM fastener designed for the Pro65G and RS8500D floor saws. As an OEM part, this screw is manufactured to Husqvarna's exact thread, grade, and dimensional specifications — ensuring a correct, secure fit in its designated application. Cross-reference part number 539300620 against your parts diagram to confirm the correct position before ordering. DHS Equipment supplies this part to help keep your equipment running and your project on schedule.
Key Features
- Grade 5 Tensile Strength — Rated Grade 5 for the clamping force and shear resistance demanded in floor saw assemblies, where vibration and load are constant factors.
- Exact Thread Specification — 5/8-11 UNC thread form matches the factory-tapped holes precisely, threading in without chasing or re-tapping.
- Genuine OEM Construction — Manufactured as an authorized Husqvarna replacement, this screw meets the same material and dimensional standards as the original hardware.
- Confirmed Floor Saw Fitment — Verified for the Pro65G and RS8500D floor saws, covering a widely used range of Husqvarna walk-behind cutting equipment.
- Restored Structural Integrity — Replacing a worn, stripped, or damaged fastener with the correct-grade screw restores the assembly's designed clamping load and keeps critical components properly secured during operation.
A hex head cap screw like this one provides the clamping force that holds structural assemblies together on a floor saw, where sustained vibration and cutting loads place continuous stress on fastened joints. Using the correct thread pitch, length, and grade is essential — an undergrade or incorrect-length fastener can back out or fail under load, compromising the integrity of the assembly it secures. Replacing a damaged or missing fastener with the OEM-specified part ensures the joint performs as Husqvarna engineered it to.
Part Details
| Part Number | 539300620 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Screw Hex Head 5/8-11 x 1-3/4 Grade 5 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Floor Saw | Pro65G |
| Floor Saw | PRO65G |
| Floor Saw | RS8500D |
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.
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