The Husqvarna 531119319 Shaft Seal SCN 18x30x6 is a genuine OEM sealing component designed for the DM406 concrete core drill and the WS462, WS460, and WS463 wall saws. As a direct OEM replacement, this seal is manufactured to Husqvarna's exact material grade and dimensional specifications, ensuring proper compression and sealing performance at the shaft interface. Cross-reference part number 531119319 against your machine's parts diagram to confirm fitment before ordering. DHS Equipment supplies this part to help keep your equipment running at full capability.
Key Features
- OEM-Grade Sealing Material — Manufactured to Husqvarna's exact elastomer and dimensional spec, delivering the correct compression rating and oil-resistance needed for rotating shaft applications in high-load cutting and drilling equipment.
- Drop-In Shaft Replacement — Engineered to the SCN 18x30x6 profile, this seal seats directly into the original bore without modification, restoring the shaft interface to factory-tight tolerances.
- Broad Husqvarna Construction Fitment — Compatible with the DM406 concrete core drill motor and the WS462, WS460, and WS463 wall saws, covering multiple Husqvarna Construction equipment families with a single part.
- Prevents Fluid Loss and Contamination — A functioning shaft seal keeps lubricant inside the housing and abrasive slurry or debris out, protecting internal bearings and drive components from premature wear.
- Leak and Failure Risk Mitigation — A worn or cracked shaft seal allows fluid to escape and contaminants to enter, leading to bearing failure or damaged internal drive components — replacing it promptly restores the protective barrier.
A shaft seal is a precision lip-style seal fitted around a rotating shaft where it exits a housing or gearbox. Its job is to retain lubricating oil or grease on the internal side while blocking water, slurry, and fine particulate from migrating inward along the shaft. In demanding construction applications like core drilling and wall sawing, the seal is continuously exposed to coolant water, concrete slurry, and rotational friction. When the seal lip wears or hardens with age, fluid leaks outward and contamination works inward, accelerating bearing wear and risking catastrophic damage to the drive assembly. Replacing the shaft seal at the first sign of seepage is the most cost-effective way to protect the broader drivetrain.
Part Details
| Part Number | 531119319 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Shaft Seal SCN 18x30x6 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Concrete Core Drill | DM406 |
| Wall Saw | WS462 |
| Wall Saw | WS460 |
| Wall Saw | WS463 |
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.
