The Wacker Neuson O-Ring is a genuine OEM sealing component designed for PG3A and PG3 Dewatering Pump series submersible pumps. Sourced directly from Wacker Neuson, this O-Ring is manufactured to the exact material grade and dimensional tolerances of the original part, ensuring a proper seal every time. Confirmed fitment spans multiple PG3A and PG3 configurations, making it a straightforward service replacement for this pump family.
Key Features
- OEM-Grade Sealing Material — Manufactured to Wacker Neuson's original compound specification, delivering the correct compression and chemical resistance for pump fluid contact.
- Drop-In Replacement — Matches the original groove profile and cross-section diameter, seating correctly without reworking surrounding components.
- Broad PG3 Family Coverage — Fits PG3A and PG3 Dewatering Pump models, covering a wide range of 75mm/3-inch discharge pump configurations.
- Leak-Free Operation Restored — A degraded or cracked O-Ring allows fluid bypass at pump joints, causing pressure loss and potential contamination; this replacement restores the sealed boundary the pump depends on.
- Fluid System Integrity — Correct O-Ring material and sizing prevent seal extrusion under pump operating pressure, keeping the fluid path closed and the pump performing at rated output.
An O-Ring forms a pressure-tight seal between mating pump components, preventing water or fluid from bypassing the intended flow path at joints, ports, or housings. In a dewatering pump like the PG3 series, maintaining that seal is critical — a failed or swollen O-Ring causes fluid leakage, drops suction efficiency, and can allow contaminants into the pump housing. Replacing a worn O-Ring at the first sign of seepage is the simplest way to keep the pump moving water at full capacity.
Part Details
| Part Number | 5000113801 |
|---|---|
| Old Part Number | 0113801 |
| 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 |
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.
