The Husqvarna 505645801 Saw Box X390 is a genuine OEM replacement component designed for the X390 early entry saw. As a direct Husqvarna OEM part, this saw box is manufactured to the exact specifications of the original, ensuring a correct, secure fit with no guesswork on compatibility. Cross-reference part number 505645801 against your parts diagram to confirm this is the right component for your machine. DHS Equipment supplies this part to help keep your X390 running at full capacity.
Key Features
- Genuine OEM Construction — manufactured by Husqvarna to original design specifications, delivering the same structural integrity and dimensional accuracy as the factory-installed unit
- Exact Housing Fit — engineered to align precisely with the X390's mounting points and internal layout, so installation follows the original assembly sequence without improvisation
- X390 Early Entry Saw Compatibility — verified fitment for the X390 early entry saw, the purpose-built green-concrete cutting machine used for controlled joint work on fresh slabs
- Structural Integrity Restored — a damaged or worn saw box compromises blade exposure, guard alignment, and overall cutting control; replacing it with an OEM unit restores the machine's intended operating geometry
- Blade and Guard Alignment Support — the saw box forms the housing that positions cutting components correctly, making its condition directly relevant to accurate joint depth and cut-line precision
The saw box on the X390 early entry saw serves as the primary enclosure that houses and positions the blade assembly during green-concrete cutting operations. It provides the structural framework that keeps the blade, guards, and related components aligned to deliver consistent joint depth on freshly poured slabs. When the saw box is cracked, distorted, or otherwise compromised, blade tracking and guard positioning are affected, which can lead to inaccurate cuts and reduced operator control — making prompt replacement with a correct OEM unit essential to restoring safe, accurate performance.
Part Details
| Part Number | 505645801 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Saw Box X390 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Early Entry Saw | X390 |
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.
