The Husqvarna 525402102 Spindle Shaft is a genuine OEM component designed for the DM230 concrete core drill. Sourced directly from Husqvarna, this shaft meets the same manufacturing tolerances as the original, ensuring a correct, secure fit within the drill motor assembly. DHS Equipment supplies this part to help keep your DM230 operating at full capacity.
Key Features
- Genuine OEM Dimensional Accuracy — Machined to Husqvarna's original specifications, this shaft maintains the precise concentricity and tolerance required for smooth, wobble-free core drilling operation.
- Direct Drop-In Replacement — Engineered to match the original mounting geometry of the DM230 drill motor, this shaft installs into the existing assembly without alteration.
- Confirmed DM230 Fitment — Verified for the Husqvarna DM230 concrete core drill; cross-reference 525402102 against your parts diagram before ordering to confirm compatibility with your machine's configuration.
- Restored Drilling Torque Transfer — A sound spindle shaft transmits full motor torque to the core bit without slip or vibration; a worn or damaged shaft causes erratic bit movement, accelerated bit wear, and inconsistent core quality.
- Structural Integrity for Demanding Applications — Built from materials that withstand the torsional and axial loads generated during continuous concrete core drilling, supporting long service life under professional use.
The spindle shaft is the central rotating component that transfers power from the drill motor to the core bit. It carries both the rotational torque needed to cut through concrete and the axial load applied during drilling, making it one of the most mechanically stressed parts in the drill head assembly. When this shaft is worn, bent, or damaged, the result is vibration at the bit, loss of drilling accuracy, and increased stress on surrounding bearings and seals — ultimately affecting core quality and the service life of the entire drill motor.
Part Details
| Part Number | 525402102 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Spindle Shaft |
Compatibility & Fitment
| Name | Model |
|---|---|
| Concrete Core Drill | DM230 |
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.
