The Husqvarna 576645706 Nut is a genuine OEM replacement component designed for a wide range of Husqvarna construction equipment, including the PG830, PG830RC, PG830S, PG830P, PG690, PG690RC, and PG690P floor grinders, the PG6P, PG6S, PG8P, PG8S, PG8D, PG8DR, and PG8XR floor grinders, the FS4600G floor saw, and the CRT48 and CRT48PS power trowels. As a factory-genuine part, it is manufactured to the same tolerances and material specifications as the original hardware installed at the time of production. Cross-reference part number 576645706 against your machine's parts diagram to confirm the correct position before installation. DHS Equipment supplies this part to help keep your equipment running at full capacity.
Key Features
- Genuine OEM Hardware Grade — manufactured to Husqvarna's original material and dimensional specifications, ensuring correct torque retention and thread engagement for the specific fastener application.
- Direct Assembly Fit — matches the original fastener profile exactly, threading onto the correct stud, bolt, or shaft without modification to surrounding components.
- Broad Equipment Compatibility — fits PG690 and PG830 series floor grinders, PG6 and PG8 series floor grinders, the FS4600G floor saw, and CRT48 series power trowels across a single part number.
- Structural Integrity Restored — a correctly fitted nut maintains the clamping load and alignment of the assembly it secures; a worn, stripped, or incorrect nut can lead to component loosening, vibration damage, and unplanned disassembly during operation.
A nut is a threaded fastener that works in conjunction with a bolt, stud, or threaded shaft to clamp and secure components within an assembly. In construction equipment such as floor grinders, floor saws, and power trowels, fasteners like this nut are critical to maintaining the structural integrity and alignment of rotating and load-bearing assemblies. When a nut becomes stripped, corroded, or otherwise damaged, the joint it holds can loosen under vibration and operational stress, compromising both machine performance and operator safety. Replacing it with the correct OEM part ensures the fastener meets the exact thread pitch, material strength, and dimensional profile required for the application.
Part Details
| Part Number | 576645706 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Nut |
Compatibility & Fitment
| Name | Model |
|---|---|
| Power Trowel | CRT48PS |
| Power Trowel | CRT48 |
| Floor Saw | FS4600G |
| Floor Grinder | PG8S |
| Floor Grinder | PG830 |
| Floor Grinder | PG830RC |
| Floor Grinder | PG830S |
| Floor Grinder | PG6P |
| Floor Grinder | PG6S |
| Floor Grinder | PG8P |
| Floor Grinder | PG8XR |
| Floor Grinder | PG830P |
| Floor Grinder | PG690 |
| Floor Grinder | PG690RC |
| Floor Grinder | PG690P |
| Floor Grinder | PG8D |
| Floor Grinder | PG8DR |
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.
