The Wacker Neuson O-Ring is a genuine OEM sealing component designed for the PT6YT and PT6Y series self-priming centrifugal trash pumps. Sourced directly from Wacker Neuson, this O-Ring meets the exact material and dimensional specifications required for leak-free operation across the PT6YT, PT6Y, and PT6Y EPA T4 pump variants. Keeping the correct O-Ring on hand is essential maintenance practice for high-volume pumping applications where a compromised seal can quickly escalate into a costly fluid leak or loss of prime. Confirm your pump's model number before ordering to ensure a direct, correct-fit installation.
Key Features
- Genuine OEM Sealing Grade — Manufactured to the same elastomer compound and cross-sectional tolerance as the original, ensuring proper compression and a fluid-tight seal under pump operating pressures.
- Drop-In Replacement — Engineered to seat into the original groove geometry on PT6YT and PT6Y series pumps without modification to the mating surfaces or housing.
- Broad PT6 Series Coverage — Fits the PT6YT, PT6Y, and PT6Y EPA T4 variants, including AU and SA regional configurations, making it a versatile stock item for fleets running multiple PT6 units.
- Protects Prime and Flow Rate — A worn or cracked O-Ring allows air ingestion or fluid bypass, causing the pump to lose prime or deliver reduced output; replacing it restores full pumping performance.
- Fuel and Fluid Compatibility — The OEM-specified compound resists the oils, water, and debris-laden fluids encountered in trash pump service, maintaining integrity across repeated wet/dry cycles.
An O-Ring forms a static or dynamic seal between two mating surfaces — in a trash pump, these seals appear at housing joints, inspection covers, and volute connections where maintaining a pressurized, airtight fluid path is critical. When an O-Ring degrades, cracks, or takes a permanent set, the resulting leak or air ingestion forces the pump to work harder, reduces discharge pressure, and can prevent the unit from self-priming altogether. Replacing the 1000148784 O-Ring at the first sign of seepage or during routine service intervals keeps the pump operating at rated capacity and prevents minor seal wear from developing into larger housing or impeller damage.
Part Details
| Part Number | 1000148784 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | O-Ring |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PT6YT | PT6YT-IN | 5100077923 |
| PT6YT | PT6YT | 5100070966 |
| PUMP PT6Y-AU | PT6Y-AU | 5100076956 |
| PT6Y | PT6Y-SA | 5100070835 |
| 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.
