The Wacker Neuson is a genuine OEM O-Ring designed for the PDT and PDI series diaphragm pumps, including the PDT2A, PDT2, PDI2A(I), PDT3A, PDT3, PDI3A, and PDI3A(I). As a factory-sourced component, it meets the exact dimensional and material specifications required by Wacker Neuson for these pump models. Keeping the correct O-Ring in place is critical to maintaining a leak-free seal within the pump assembly. When you need a verified fit for your PDT or PDI diaphragm pump, part number is the right choice.
Key Features
- Genuine OEM Sealing Integrity — Manufactured to Wacker Neuson's exact material and dimensional tolerances, ensuring correct compression and seal performance in the pump circuit.
- Direct Replacement Fit — Installs into the same seat as the original, with no trimming, stretching, or adaptation needed to achieve proper seating.
- Broad PDT and PDI Series Compatibility — Confirmed fit across the PDT2A, PDT2, PDI2A(I), PDT3A, PDT3, PDI3A, and PDI3A(I) diaphragm pump models.
- Leak Prevention — A correctly seated O-Ring maintains internal pressure and prevents fluid bypass; a worn or degraded O-Ring leads to visible leaks, pressure loss, and pump inefficiency.
- Fluid System Safety — In pump applications, a failed O-Ring can allow fluid to escape at pressure, creating a hazard on the worksite; using the correct OEM part helps ensure the sealed system remains intact.
An O-Ring is a circular elastomeric seal that sits in a machined groove between two mating surfaces, preventing fluid or air from passing through the joint under pressure. In diaphragm pump assemblies like the Wacker Neuson PDT and PDI series, O-Rings are used at critical connection points throughout the fluid path to maintain a tight seal during operation. When an O-Ring becomes cracked, flattened, or chemically degraded, the seal breaks down — resulting in fluid leaks, reduced pump output, and potential damage to surrounding components if left unaddressed.
Part Details
| Part Number | 5000180290 |
|---|---|
| Old Part Number | 0180290 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | O-Ring |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PDT2A | PDT2A | 5000620769 |
| PDT2 Pump, Diaphragm | PDT2 | 5000620770 |
| PDI2A(I) | PDI2A(I) | 5000620772 |
| PDT3A | PDT3A | 5000620773 |
| PDT3 | PDT3 | 5000620774 |
| PDI3A | PDI3A | 5000620775 |
| PDI3A(I) | PDI3A(I) | 5000620776 |
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.
