The Wacker Neuson 5200020063 Bearing is a genuine OEM component designed for the APT4S and APT4T pump series. This bearing is sourced directly from Wacker Neuson, ensuring it meets the exact tolerancing and load ratings specified for these pumps. Fitment covers APT4S Pump with Skid, APT4S Pump with Skid Cold Weather, APT4T Pump Electric Brake, APT4T Pump Electric Brake Cold Weather, APT4T Pump Surge Brake, and APT4T Pump Surge Brake Cold Weather variants. When you need a drop-in replacement that installs correctly the first time, the 5200020063 is the part to reach for.
Key Features
- OEM-Grade Precision Tolerancing — Manufactured to Wacker Neuson's exact dimensional and load-rating specifications, so the bearing seats correctly and handles the rotational demands of the APT pump drivetrain without premature wear.
- Direct-Fit Replacement — Matches the original bearing's bore, outer diameter, and width, allowing straightforward installation into the existing housing without modification to the shaft or housing bore.
- Broad APT Series Coverage — Compatible with the full APT4S and APT4T pump lineup, including Electric Brake, Surge Brake, and Cold Weather variants, making this a single sourcing solution across multiple pump configurations.
- Sustained Pump Output — A correctly seated bearing maintains shaft alignment and smooth rotation, supporting consistent flow performance; a worn bearing allows shaft movement that accelerates seal and impeller wear throughout the pump.
- Genuine Wacker Neuson OEM Part — Supplied as an authentic Wacker Neuson replacement, so the part number, packaging, and specification match what was installed at the factory — eliminating guesswork when ordering.
A bearing supports and guides the rotating shaft inside the pump, allowing it to spin freely while carrying both radial and axial loads generated during operation. In a self-priming pump like the APT4S and APT4T series, the bearing keeps the impeller shaft centered within the pump casing, which is critical for maintaining the tight clearances needed to build suction and sustain discharge pressure. When a bearing begins to fail, it typically produces noise, vibration, and increased heat — and if left unaddressed, shaft misalignment will accelerate wear on seals, the mechanical seal face, and the impeller itself, turning a straightforward bearing swap into a much larger repair.
Part Details
| Part Number | 5200020063 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Bearing |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| APT4S Pump w/Skid, Cold Weather | APT4S CW | 5200019798 |
| APT4T Pump, Electric Brake | APT4T | 5200019644, 5200019643 |
| APT4T Pump, Electric Brake, Cold Weather | APT4T CW | 5200019793, 5200019792 |
| APT4S Pump w/Skid | APT4S | 5200018977 |
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.
