The Wacker Neuson Bearing is a genuine OEM component designed for the PDT3, PDT3A, PDI3, and PDI3A series 75mm/3-inch diaphragm trash pumps. Sourced directly from Wacker Neuson, this bearing is an exact match for the original part installed at the factory, ensuring a correct, no-guesswork installation. Fitment covers multiple PDT3, PDT3A, PDI3, and PDI3A pump configurations across the 75mm diaphragm pump family. If your pump is showing signs of bearing wear — unusual noise, vibration, or shaft play — part number is the correct OEM solution to restore full operation.
Key Features
- Genuine OEM Precision Tolerancing — Manufactured to Wacker Neuson's original dimensional specifications, ensuring the bearing seats correctly and handles the rotational loads of the pump drivetrain without premature wear.
- Drop-In Fitment for PDT3 and PDI3 Pump Families — Engineered to replace the original bearing with no rework required; installs directly into the bearing housing as designed for PDT3, PDT3A, PDI3, and PDI3A platforms.
- Broad PDT3/PDI3 Series Coverage — Confirmed fitment across PDT3, PDT3A, PDI3, and PDI3A 75mm/3-inch diaphragm trash pump models, making this the right pick for the most common configurations in this pump family.
- Restores Smooth Shaft Rotation — A worn or failed bearing causes shaft misalignment, excess vibration, and accelerated wear on surrounding drivetrain components; replacing it with 5000089603 restores proper pump operation.
- Backed by Wacker Neuson OEM Sourcing — Genuine OEM part — not a substitute — meaning material grade, load rating, and dimensional tolerances match what the pump was built around from day one.
A bearing in a diaphragm trash pump supports the rotating shaft that drives the pumping mechanism, allowing it to spin freely while carrying the radial and axial loads generated during operation. When a bearing wears out, it introduces play into the shaft, which leads to vibration, noise, and uneven wear on seals and other internal components. Replacing a failed bearing promptly with the correct part like the Wacker Neuson 5000089603 prevents secondary damage and keeps the pump moving water at its rated capacity.
Part Details
| Part Number | 5000089603 |
|---|---|
| Old Part Number | 0089603 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Bearing |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 75mm/3in Diaphragm Trash Pump | PDT3A | 5000007614, 5000007615, 5000007616 |
| 75mm/3in Inline Diaphragm Tras h Pump | PDI3A | 5000007628, 5000007629, 5000009407 |
| 75mm/3in Diaphragm Trash Pumps | PDT3 | 5000009495, 5000007619 |
| 75mm/3in Diaphragm Trash Pump | PDI3 | 5000009491, 5000009492 |
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.
