The Wacker Neuson Needle Bearing is a genuine OEM component designed for the EH series electric demolition breakers, covering a wide range of models including the EH 23, EH 25, EH 27, EH 50, and EH 75 lines across multiple voltage configurations. As a direct-from-manufacturer part, the meets the original design tolerances and material specifications required to keep these breakers operating at peak performance. This needle bearing slots directly into the breaker's internal drive assembly, restoring smooth, low-friction operation to the striking mechanism. Whether you're servicing a single breaker or maintaining a fleet of EH series tools, this OEM part ensures the repair is done right the first time.
Key Features
- OEM Precision Tolerancing — Manufactured to the exact radial load ratings and dimensional tolerances of the original bearing, ensuring correct shaft fit and consistent performance within the EH breaker's drive assembly.
- Direct Internal Drive Replacement — Installs into the breaker housing using the same bore dimensions as the factory-installed bearing, with no machining or adaptation needed.
- Broad EH Series Compatibility — Fits a wide range of Wacker Neuson EH 23, EH 24, EH 25, EH 27, EH 50, EH 70, EH 75, EHL 22, and TEH 1 electric breaker models across 42V, 110V, 115V, 120V, 230V, 240V, and 400V variants.
- Sustained Impact Load Handling — Needle bearings in demolition breakers absorb and distribute the intense radial forces generated with every blow; a worn bearing causes shaft misalignment, accelerated internal wear, and loss of impact energy.
- Genuine Wacker Neuson OEM Quality — Sourced directly from Wacker Neuson's authorized parts supply chain, giving you full confidence in part authenticity and fitment accuracy for the 5000064640.
A needle bearing in an electric demolition breaker supports the rotating or reciprocating shaft within the drive mechanism, allowing it to spin or cycle with minimal friction under heavy radial loads. In a breaker, this component endures continuous high-frequency impacts and must maintain precise shaft alignment to transfer power efficiently from the motor to the chisel. When a needle bearing wears or fails, the shaft loses support, causing vibration, heat buildup, reduced blow energy, and eventually damage to surrounding internal components.
Part Details
| Part Number | 5000064640 |
|---|---|
| Old Part Number | 0064640 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Needle Bearing |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Electric Breaker w/28x152 shan k, 110V | EH 27/115 | 5000008396 |
| E.Breaker EH 23/230 Low Vib | EH 23/230 Low Vib | 5000008914, 5000008941, 5000008942, 5000008943, 5000008944, 5000610297 |
| E.Breaker EH 23/115 Low Vib | EH 23/115 Low Vib | 5000008916 |
| Breaker | EH 27/120 Low Vib | 5000610195 |
| Breaker | EH 27/127 Low Vib | 5000610196 |
| Electric Breaker | EH 23/100 Low Vib | 5000610238 |
| EH75/240V Electric Breaker | EH 75/240V | 5000610294 |
| EH25/240 BREAKER | EH 25/230V | 5000610330, 5000610395, 5000610396, 5000610397, 5000610404 |
| EH65 BREAKER | EH 65/120V | 5000610421 |
| Electric Breaker EH 25/115V | EH 25/115V | 5100001903 |
| Electric Breaker w/28x152 shan k, 115V | EH 23/110/15 | 5000007767 |
| Electric Breaker w/Ø27x80 shan k, 230V | EH 23/230 | 5000007770, 5000007771, 5000007776 |
| Electric Breaker w/25x108 shan k, 230V | EH 23/230 EE25x108 | 5000007772 |
| El. Hammer EH 23/110/22 | EH 23/110/22 | 5000007774, 5000007815 |
| Electric Breaker w/27x80 shank , 42V | EH 24/042/200 | 5000007790, 5000610244 |
| E.Breaker EH 24/115/200 | EH 24/115/200 | 5000007791 |
| El. Hammer EH 24/250/200 | EH 24/250/200 | 5000007792 |
| E.Breaker EH 22/230 | EH 22/220 | 5000007823 |
| E.Breaker EH 22/400 | EH 22/400 | 5000007824 |
| Electric Breaker w/25x108 shan k, 380V | EH 22/400 EE25x108 | 5000007825 |
| E.Breaker EHL 22/400 SSZ | EHL 22/400 WSZ | 5000007826 |
| E.Breaker EH 22/400 SSZ | EH 22/400 WSZ | 5000007848 |
| Electric Hammer EH 22/230 60Hz | EH 22/230 60Hz | 5000008610 |
| Breaker EH 27/127 | EH 27/127 | 5000008957 |
| High Frequency Demolitionset | TEH 1 | 5000610241 |
| EH 50, hex 25x108 | EH 50/230 25x108 | 5100001908 |
| EH 50, 27x80 | EH 50/230 27x80 | 5100001909 |
| EH 75, 27x80 | EH 75/230 27x80 | 5100004152 |
| EH 75, hex 25x108 | EH 75/230 25x108 | 5100004153 |
| EH 75, hex 28x160 | EH 75/230 28x160 | 5100004154 |
| EH 75, hex 28x152 | EH 75/230 28x152 | 5100004155 |
| EH 75, hex 32x160 | EH 75/230 32x160 | 5100004156 |
| EH75/240 Electric Breaker | EH 75/240 28x152 US | 5100004157 |
| EH70 32x160 | EH 70/115 32x160 UK | 5100004158 |
| EH70/120 Electric Breaker | EH 70/120 28x152 US | 5100004159 |
| EH 50, hex 28x152 | EH 50/230 28x152 | 5100004472 |
| EH 50, hex 28x160 | EH 50/230 28x160 | 5100004473 |
| Electric Hammer | EH 50/230 28x160 BR | 5100009761 |
| Electric Hammer | EH 75/230 28x160 BR | 5100009762 |
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.
