The Wacker Neuson Shaft Seal is a genuine OEM component designed for the PT3 series 75mm/3in centrifugal trash pumps. This factory-sourced seal delivers a direct, exact-fit replacement for models including the PT3Y, PT3V, PT3A, PTK3, and PT3B — ensuring the pump returns to full working condition without guesswork. As a genuine Wacker Neuson part, the is manufactured to the same tolerances as the original, so you can trust it to hold up under the demanding, wet, and debris-laden conditions these pumps routinely handle. Keep a spare on hand and you'll be back pumping without extended delays.
Key Features
- OEM-Grade Sealing Integrity — Manufactured to Wacker Neuson's original material and compression specifications, delivering the same fluid-tight seal as the pump left the factory with.
- Drop-In Replacement — Engineered to seat directly into the existing shaft bore on PT3-series pumps, requiring no machining or custom fitting during installation.
- Broad PT3 Series Fitment — Confirmed compatibility across PT3Y, PT3V, PT3A, PTK3, and PT3B 75mm/3in centrifugal trash pump models.
- Protects Pump Internals — A correctly seated shaft seal prevents water and slurry from migrating along the drive shaft into the bearing housing, which would cause rapid bearing wear and pump failure.
- Fluid Containment Assurance — In pumping applications, a failed shaft seal can allow pumped fluids — including contaminated water and solids — to leak externally, creating a safety and environmental hazard on site. Replacing a worn seal promptly eliminates this risk.
The shaft seal on a centrifugal trash pump sits at the point where the impeller drive shaft exits the pump casing. Its job is to prevent pumped fluid from escaping along the shaft and reaching the engine or motor side of the unit. When the seal wears or deteriorates, you'll typically see fluid weeping around the shaft, which can accelerate bearing corrosion and, left unaddressed, lead to full pump failure. Replacing the shaft seal at the first sign of leakage is one of the most cost-effective maintenance steps you can perform on a PT3-series pump.
Part Details
| Part Number | 5000070098 |
|---|---|
| Old Part Number | 0070098 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Shaft Seal |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 75mm/3in Centrifugal Trash Pum p | PT3Y | 5000007118, 5000007119 |
| 75mm/3in Centrifugal Trash Pum p | PT3V | 5000007171 |
| 75mm/3in Centrifugal Trash Pum p | PT3A | 5000006729, 5000006730 |
| 75mm/3in Centrifugal Trash Pum p Kit (without engin | PTK3 | 5000006747 |
| 75mm/3in Centrifugal Trash Pum p | PT3B | 5000006731 |
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.
