The Wacker Neuson O-Ring is a genuine OEM sealing component designed for the PG3A, PG3, and PG3TA series dewatering pumps. Sourced directly from Wacker Neuson, this O-Ring is manufactured to the exact material and dimensional specifications required by these 75mm/3-inch pump models. It delivers a reliable, leak-free seal to keep your pump operating at full capacity on the jobsite. Verify your model number before ordering to confirm compatibility with your specific pump configuration.
Key Features
- Exact OEM Material Specification — Manufactured to Wacker Neuson's precise compound and durometer ratings, ensuring correct compression and sealing performance in pump applications where fluid exposure and pressure demand a consistent, repeatable seal.
- Drop-In Replacement — Matches the original O-Ring profile exactly, seating correctly in the designated groove without trimming, stretching, or fitting adjustments.
- Broad PG3 Series Compatibility — Fits multiple PG3A, PG3, and PG3TA dewatering pump configurations, including 75mm/3-inch variants across several build numbers.
- Leak Prevention Where It Counts — A failed or worn O-Ring allows fluid bypass at sealing interfaces, leading to pressure loss, reduced pumping efficiency, and potential contamination of surrounding components. A fresh OEM seal restores integrity immediately.
- Fuel and Fluid System Safety — In pump applications, a properly seated O-Ring prevents uncontrolled fluid escape at connection points, maintaining safe and controlled operation of the pump system.
An O-Ring forms a static or dynamic seal between mating surfaces inside a pump, blocking the passage of fluid under pressure. In dewatering pumps like the PG3 series, O-Rings are positioned at critical junctions — including housing interfaces and port connections — where even minor degradation can cause visible leakage or a measurable drop in pump output. Over time, exposure to water, fuel, heat, and mechanical pressure causes the rubber to harden, crack, or deform, at which point the seal fails and must be replaced to restore proper pump function.
Part Details
| Part Number | 5000110515 |
|---|---|
| Old Part Number | 0110515 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | O-Ring |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PG3A | PG3A | 5000007659, 5000009055 |
| PG3 Dewatering Pump | PG3 | 5000009498, 5000009499 |
| 75mm/3in Dewatering Pump | PG3TA | 5000620063 |
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.
