The Wacker Neuson 5100046344 is a genuine OEM Screw Connection designed for the IRFU65/120 US series and FUflex4/120 internal concrete vibrators. As a direct factory-sourced component, it meets the exact material and dimensional specifications set by Wacker Neuson for these vibrator models. This part is confirmed to fit the IRFU65/120/8 US, IRFU65/120/5 US, and FUflex4/120 units, making it a straightforward like-for-like replacement when your existing connection shows wear or damage.
Key Features
- Genuine OEM Construction — Manufactured to Wacker Neuson's exact thread and material specifications, ensuring the connection holds securely under the continuous vibration loads these internal vibrators generate.
- Direct Drop-In Replacement — Engineered to mate with the existing coupling interface on compatible vibrators, so installation follows the original assembly sequence without modification.
- Confirmed Fitment — Verified for the IRFU65/120/8 US, IRFU65/120/5 US, and FUflex4/120 internal concrete vibrator models.
- Maintains Vibration Transmission Integrity — A secure, correctly threaded connection is essential for consistent energy transfer from the motor to the vibrating head; a worn or loose connection leads to reduced consolidation performance in fresh concrete.
- Backed by Wacker Neuson OEM Sourcing — Sourced directly through the Wacker Neuson parts network, giving you confidence in authenticity and part number accuracy before the order is placed.
The Screw Connection on an internal concrete vibrator is the threaded coupling point that links key sections of the vibrator assembly — typically joining the drive shaft or motor housing to the flexible shaft or vibrating head. It must withstand constant rotational stress and high-frequency vibration without loosening or fatiguing. When this connection wears, develops play, or fails entirely, vibration efficiency drops, the head may run erratically, and in severe cases the assembly can separate during operation — interrupting concrete consolidation work and potentially damaging adjacent components.
Part Details
| Part Number | 5100046344 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Screw Connection |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| IRFU65/120/8 US | IRFU65/120/8 US | 5000610288 |
| IRFU65/120/5 US | IRFU65/120/5 US | 5000610106 |
| 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.
