The Wacker Neuson 5200020182 is a genuine OEM Gasket designed for the APT4T and APT4S series self-priming trash pumps. This includes both standard and Cold Weather configurations across the APT4T Pump with Electric Brake, APT4T Pump with Surge Brake, and APT4S Pump with Skid variants. As a direct Wacker Neuson OEM part, the 5200020182 is manufactured to the same specifications as the original component it replaces, ensuring a proper seal and correct fit at installation. Confirm your model number before ordering to ensure compatibility with your specific APT4T or APT4S configuration.
Key Features
- Genuine OEM Sealing Integrity — Manufactured to Wacker Neuson's original material and compression specifications, ensuring the gasket seats and seals correctly without leakage at mating surfaces.
- Direct-Fit Replacement — Matches the original profile and bolt pattern of the mating pump components, so the part installs in place of the worn original without modification.
- Broad APT4T and APT4S Coverage — Compatible with standard and Cold Weather variants of the APT4T (Electric Brake and Surge Brake) and APT4S (Pump with Skid) series trash pumps.
- Maintains Pump Output and Prime — A properly functioning gasket holds the pressure differential required for priming and sustained flow; a compromised gasket causes air ingestion, loss of prime, and reduced pumping capacity.
- Fluid-System Safety — A secure gasket seal prevents uncontrolled fluid escape at pump joints, protecting the surrounding work area and operator from pressurized discharge water or slurry.
A gasket forms a static seal between two mating surfaces inside or around the pump assembly, preventing fluid, air, or pressure from escaping through the joint. In a self-priming trash pump like the APT4T and APT4S, maintaining that seal is critical — even a minor leak path at a gasket can allow air to enter the suction side, breaking the pump's prime and stopping flow entirely. Over time, gaskets degrade through compression set, chemical exposure, and heat cycling; a failed gasket typically shows itself through visible leaking at a joint, loss of suction, or inconsistent pump performance. Replacing a worn gasket with the correct OEM part restores the sealed system the pump was designed to operate within.
Part Details
| Part Number | 5200020182 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Gasket |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| APT4T Pump, Electric Brake | APT4T | 5200019644, 5200019643 |
| APT4S Pump w/Skid | APT4S | 5200018977 |
| APT4S Pump w/Skid, Cold Weather | APT4S CW | 5200019798 |
| APT4T Pump, Electric Brake, Cold Weather | APT4T CW | 5200019793, 5200019792 |
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.
