The Wacker Neuson 5100020487 Bush is a genuine OEM component designed for the FUflex4 series internal concrete vibrators, including the FUflex4/230, FUflex4/120, FUflex4/120 US, and FUflex4/230 CH models. Sourced directly from Wacker Neuson, this part meets the exact specifications of the original component installed at the factory. It is a direct-fit replacement that slots into the FUflex4 vibrator assembly without modification, restoring proper operation across all variants in the FUflex4 lineup.
Key Features
- Genuine OEM Dimensional Accuracy — Manufactured to the precise bore and outer diameter tolerances required for correct seating and alignment within the FUflex4 vibrator housing.
- Direct-Fit Replacement — Engineered to drop into the existing assembly position on the FUflex4/230, FUflex4/120, FUflex4/120 US, and FUflex4/230 CH without rework or adaptation.
- Broad FUflex4 Series Coverage — A single part number covers multiple voltage variants across the FUflex4 lineup, simplifying parts sourcing for fleets running mixed-voltage equipment.
- Sustained Vibrator Performance — A correctly fitted bush maintains proper shaft alignment and reduces friction at the bearing interface, keeping vibration output consistent for effective concrete consolidation.
- Genuine Wacker Neuson Part — Supplied as an authorized OEM component, ensuring material grade and tolerancing match the original specification for the FUflex4 family.
A bush in an internal concrete vibrator serves as a plain bearing or guide sleeve that supports the rotating shaft or eccentric assembly within the vibrator housing. It maintains the correct clearance between moving and stationary components, allowing the vibrator to spin at the speed needed to consolidate fresh concrete effectively. When a bush wears, shaft play increases, which can cause vibration loss, uneven rotation, accelerated wear on surrounding components, and ultimately failure of the vibrator head — making timely replacement essential to keep the tool performing on the pour.
Part Details
| Part Number | 5100020487 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Bush |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| FUflex4/230 | FUflex4/230 | 5100021653 |
| FUflex4/120, 120 V | FUflex4/120 UK | 5100025402 |
| FUflex4/230 CH | FUflex4/230 CH | 5100025401 |
| FUflex4/120 | FUflex4_120 US | 5100025403 |
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.
