The Husqvarna 539990717 Nut is a genuine OEM replacement fastener designed for a wide range of Husqvarna construction equipment, including PP2525DTR and PP2525DS power packs, FS3500G, FS4600G, and Pro65G floor saws, MS355, MS355G, MS510, MS510G, and MS610 tile and masonry saws, the SoffCut5000 early entry saw, and S22B and S22H dust and slurry equipment. As a genuine OEM component, it is manufactured to the exact specifications Husqvarna requires — ensuring correct thread pitch, dimensions, and material grade for each application. Cross-reference part number 539990717 against your parts diagram to confirm placement before ordering. DHS Equipment supplies this part to help keep your equipment running.
Key Features
- Genuine OEM Specification — manufactured to Husqvarna's exact thread pitch, dimensional tolerances, and material grade requirements, delivering the secure clamping force the assembly depends on.
- Direct Drop-In Replacement — engineered to the original fastener profile so it seats and torques correctly without reworking the mating hardware.
- Broad Model Coverage — a single verified part number fits across Husqvarna power packs, floor saws, tile and masonry saws, early entry saws, and dust and slurry equipment, making it a versatile service item for multi-machine fleets.
- Structural Integrity Where It Counts — a properly fitted nut maintains the clamping load that holds critical assemblies together; a worn, stripped, or incorrect fastener risks component movement, misalignment, and premature wear of surrounding parts.
- Verified Part Number Confidence — always cross-reference 539990717 against your machine's parts diagram to confirm the correct position before installation, especially across multi-application components like this one.
A nut is a threaded fastener that works in conjunction with a bolt or stud to clamp components together and maintain the structural integrity of an assembly. In construction equipment, fasteners like this one are load-bearing elements — their correct specification in terms of thread form, across-flat dimensions, and material strength is critical to keeping assembled components secure under vibration and operating stress. When a nut strips, corrodes, or is replaced with an incorrect substitute, the joint can lose clamping force, leading to loosening of the assembly, accelerated wear on mating parts, and potential failure of the component it secures.
Part Details
| Part Number | 539990717 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Nut |
Compatibility & Fitment
| Name | Model |
|---|---|
| Power Pack | PP2525DTR |
| Floor Saw | FS3500G |
| Tile & Masonry Saw | MS355 |
| Tile & Masonry Saw | MS355G |
| Tile & Masonry Saw | MS510 |
| Floor Saw | Pro65G |
| Tile & Masonry Saw | MS510G |
| Floor Saw | RS8500D |
| Power Pack | PP2525DS |
| Power Pack | PP3030 |
| Floor Saw | FS4600G |
| Dust & Slurry Equipment | S22B |
| Dust & Slurry Equipment | S22H |
| Floor Saw | PRO65G |
| Tile & Masonry Saw | MS610 |
| Early Entry Saw | SoffCut5000 |
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.
