The Wacker Neuson Water Pump Seal is a genuine OEM component designed for the PT6Y and PT6YT series self-priming centrifugal trash pumps. Sourced directly from Wacker Neuson, this seal meets the exact material and dimensional specifications of the original part. It fits across multiple PT6Y and PT6YT configurations, including the PT6Y-SA, PT6YT, PT6Y-AU, PT6YT-IN, and PT6Y EPA T4 variants. Keeping the water pump sealed to spec is essential for maintaining prime and preventing fluid loss during demanding pump operations.
Key Features
- OEM-Grade Seal Material — manufactured to Wacker Neuson's exact compression and chemical-resistance specifications, ensuring a proper seal against pump fluid under continuous operating pressure.
- Direct Drop-In Replacement — engineered to seat correctly within the pump housing of PT6Y and PT6YT series units, aligning with existing mounting points without rework.
- Broad PT6Y Series Coverage — confirmed fitment across PT6Y-SA, PT6YT, PT6Y-AU, PT6YT-IN, PT6Y EPA T4, and standard PT6Y configurations.
- Prevents Fluid Bypass and Pressure Loss — a failed or worn pump seal allows water to bypass the impeller housing, causing loss of prime and reduced discharge flow; this genuine seal restores proper hydraulic containment.
- Leak Prevention and Operational Safety — a correctly installed water pump seal prevents external fluid leaks that can create slipping hazards on the worksite and lead to pump damage from dry running.
The water pump seal forms a pressure-tight barrier between the rotating pump shaft and the pump housing, preventing fluid from escaping along the shaft and maintaining the internal pressure needed to sustain prime and consistent flow. In a self-priming trash pump like the PT6Y series, this seal is critical — any degradation in the seal allows air ingestion or fluid leakage that disrupts the pump's ability to lift and move large volumes of water. When the seal wears or fails, operators will typically notice loss of prime, visible leaking around the pump body, or a drop in discharge performance.
Part Details
| Part Number | 1000148818 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Water Pump Seal |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PT6Y | PT6Y-SA | 5100070835 |
| PT6YT | PT6YT | 5100070966 |
| PUMP PT6Y-AU | PT6Y-AU | 5100076956 |
| PT6YT | PT6YT-IN | 5100077923 |
| PT6Y | PT6Y | 5100064168, 5100069617 |
| PT6Y | PT6Y EPA T4 | 5100073464 |
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.
