The Husqvarna 531119375 O-Ring is a genuine OEM sealing component designed for Husqvarna WS-series wall saws, including the WS440, WS440HF, WS442, WS460, WS462, WS463, WS482, and WS482HF. As an authentic Husqvarna part, this O-Ring is manufactured to exact material and dimensional tolerances to maintain a reliable seal within the wall saw system. Cross-reference part number 531119375 against your parts diagram to confirm the correct application before ordering. DHS Equipment supplies this part to help keep your wall saw operating at full capacity.
Key Features
- OEM-Grade Elastomer Construction — Manufactured to Husqvarna's precise compound and durometer specifications, ensuring the correct compression and sealing performance for hydraulic or fluid-contact applications in wall saw systems.
- Exact-Profile Direct Replacement — Sized and profiled to seat correctly in the original groove without trimming or adjustment, maintaining the integrity of the sealed joint.
- Broad WS-Series Compatibility — Fits the WS440, WS440HF, WS442, WS460, WS462, WS463, WS482, and WS482HF wall saws, covering both standard and high-frequency variants across the lineup.
- Leak Prevention Where It Counts — A correctly seated O-Ring prevents fluid bypass and pressure loss, keeping the wall saw's hydraulic or coolant circuit functioning as intended. A deteriorated or missing O-Ring can result in leaks, pressure drop, and accelerated wear to surrounding components.
- Fluid and Pressure System Safety — In hydraulic and water-feed circuits, a failed seal can introduce fluid onto cutting surfaces or electrical connections. Using the correct OEM O-Ring maintains the sealed integrity of the system and supports safe operation.
An O-Ring is a continuous loop of elastomeric material seated in a machined groove to create a static or dynamic seal between two mating surfaces. In wall saws such as the WS-series, O-Rings are used throughout hydraulic connections, water-feed passages, and other pressurized joints to prevent fluid from escaping the circuit. When an O-Ring hardens, cracks, or deforms from age, heat, or chemical exposure, it loses its ability to maintain compression against the mating surfaces, allowing fluid to bypass the seal. Replacing a worn O-Ring promptly restores the integrity of the sealed joint and prevents secondary damage to pumps, motors, and other downstream components.
Part Details
| Part Number | 531119375 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | O-Ring |
Compatibility & Fitment
| Name | Model |
|---|---|
| Wall Saw | WS462 |
| Wall Saw | WS482HF |
| Wall Saw | WS440HF |
| Wall Saw | WS460 |
| Wall Saw | WS463 |
| Wall Saw | WS442 |
| Wall Saw | WS440 |
| Wall Saw | WS482 |
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.
