The Wacker Neuson Bearing is a genuine OEM component designed for the PDT2A, PDT2, PDI2A(I), PDT3A, PDI3A, and PDI3A(I) diaphragm pump series. Sourced directly from Wacker Neuson, this bearing meets the original engineering tolerances specified for these pump platforms. It is confirmed to fit across multiple machine numbers within the PDT2A, PDT3A, PDI2A(I), and PDI3A(I) model families, making it a reliable choice for scheduled maintenance or unplanned repair. When it comes to precision rotating components, using the correct OEM part matters — and the delivers exactly that.
Key Features
- OEM Precision Tolerancing — Manufactured to the exact dimensional and load-rating specifications required by Wacker Neuson diaphragm pump drivetrains, ensuring correct fit within the bearing housing without adjustment.
- Direct-Fit Replacement — Drops into the same seat as the original bearing; no machining or shimming needed during installation.
- Broad Diaphragm Pump Compatibility — Verified fitment across the PDT2A, PDT2, PDI2A(I), PDT3A, PDI3A, and PDI3A(I) pump families, covering both 2-inch and 3-inch diaphragm pump models.
- Drivetrain Integrity — A correctly functioning bearing keeps the pump's rotating assembly aligned and running smoothly; a worn bearing leads to vibration, accelerated shaft wear, and eventual pump failure.
- Genuine OEM Assurance — Backed by Wacker Neuson as an authentic replacement part, so you know the part number, grade, and geometry match the original specification exactly.
A bearing in a diaphragm pump supports the rotating shaft that drives the diaphragm mechanism, allowing it to spin freely while carrying the radial and axial loads generated during pumping operation. It acts as the interface between the stationary housing and the moving shaft, reducing friction and maintaining precise shaft alignment. When a bearing begins to wear, it introduces play into the drivetrain, causing vibration, noise, and uneven diaphragm stroke — left unaddressed, this leads to premature wear of surrounding components and eventual pump failure.
Part Details
| Part Number | 5000179877 |
|---|---|
| Old Part Number | 0179877 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Bearing |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PDT2A | PDT2A | 5000620769, 5100075510 |
| PDT2 Pump, Diaphragm | PDT2 | 5000620770 |
| PDI2A(I) | PDI2A(I) | 5000620772, 5100075511 |
| PDT3A | PDT3A | 5100075507 |
| PDI3A | PDI3A | 5100075508 |
| PDI3A(I) PUMP DIAPHRAGM | PDI3A(I) | 5100075509 |
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.
