The Wacker Neuson Gasket is a genuine OEM component designed for the PT3 series 75mm/3in centrifugal trash pumps. Sourced directly from Wacker Neuson, this OEM gasket ensures the sealing integrity your pump depends on in demanding dewatering and fluid-transfer applications. It is confirmed to fit the PT3Y, PT3V, PT3A, PTK3, and PT3B pump models, giving you confidence that you are installing the exact part the machine was engineered to accept. Keep a spare on hand — gaskets are a routine service item and having the correct replacement ready keeps your pump back in service fast.
Key Features
- OEM-Grade Sealing Material — Manufactured to the precise material composition and compression profile specified by Wacker Neuson, ensuring the gasket seats and seals correctly under pump operating pressures.
- Drop-In Replacement — Matches the original flange profile and thickness exactly, so it installs in place of the worn or damaged gasket without any trimming or fitting.
- Broad PT3 Series Coverage — Compatible with PT3Y, PT3V, PT3A, PTK3, and PT3B 75mm/3in centrifugal trash pump models.
- Leak-Free Pump Performance — A properly seated gasket maintains the pressure differential needed for efficient fluid transfer; a failed or worn gasket allows leaks that reduce flow rate and can cause pump cavitation.
- Fluid-System Safety — A correctly installed gasket prevents uncontrolled fluid leakage at pump joints, protecting operators and the surrounding work area from hazardous discharge.
A gasket forms a compressible seal between two mating surfaces — such as pump housing flanges or cover plates — preventing fluid from escaping at the joint under operating pressure. In a centrifugal trash pump like the PT3 series, the gasket must maintain a consistent seal even as the pump handles abrasive slurries, debris-laden water, and variable discharge pressures. When a gasket deteriorates, cracks, or is compressed beyond its service life, it loses its ability to seal, leading to fluid leaks, pressure loss, and reduced pumping efficiency. Replacing it with the correct OEM part restores the pump to its original sealing specification.
Part Details
| Part Number | 5000077803 |
|---|---|
| Old Part Number | 0077803 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Gasket |
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.
