The Husqvarna 505129923 Filter FS9900 RS CAC is a genuine OEM replacement designed for the FS9900 floor saw. Sourced directly from Husqvarna, this filter is built to the same specifications as the original component installed at the factory, ensuring a correct, trouble-free fit. DHS Equipment supplies this part to help keep your FS9900 floor saw running at full capability.
Key Features
- OEM Filtration Integrity — manufactured to Husqvarna's original specification, delivering the correct filtration efficiency and media construction required by the FS9900 engine system.
- Direct-Fit Replacement — engineered to match the original mounting interface and dimensions, dropping straight into position with no adaptation needed on the FS9900 floor saw.
- Confirmed FS9900 Compatibility — genuine OEM part validated specifically for the FS9900 floor saw; cross-reference 505129923 against your parts diagram to confirm fitment for your machine.
- Protects Engine Performance — a properly functioning filter keeps contaminants out of the air and fuel charge, sustaining power output and protecting internal engine components during demanding concrete cutting work.
- Genuine Husqvarna Part — backed by Husqvarna's OEM quality assurance, giving you confidence that this component meets the same standards as the part it replaces.
The Filter FS9900 RS CAC serves as a critical filtration component within the FS9900 floor saw's engine system. By blocking airborne dust, debris, and particulates from entering the engine's air or charge-air circuit, it helps maintain clean combustion and stable power delivery — both essential when pushing a large floor saw through hard concrete. When this filter becomes clogged or degraded, the engine can lose power, run lean, overheat, or suffer accelerated internal wear, making timely replacement an important part of routine machine maintenance.
Part Details
| Part Number | 505129923 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Filter FS9900 RS CAC |
Compatibility & Fitment
| Name | Model |
|---|---|
| Floor Saw | FS9900 |
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.
