The Wacker Neuson Tank Cap Gasket is a genuine OEM component designed for PDT2A, PDT3A, and PDI3A series equipment. Sourced directly from Wacker Neuson, this gasket matches the original specification exactly — no guesswork on fitment or compatibility. It is the correct replacement when the existing seal shows wear, cracking, or fuel seepage around the tank cap. Confirmed fitment covers the PDT2A, PDT3A, and PDI3A model lines.
Key Features
- OEM Seal Integrity — Manufactured to the original material and compression profile, ensuring a consistent, leak-free seal at the tank cap interface.
- Direct Drop-In Replacement — Matches the original gasket geometry exactly, seating into the tank cap recess without trimming or adjustment.
- Confirmed Fitment — Compatible with PDT2A, PDT3A, and PDI3A series models, covering multiple configurations within these lines.
- Fuel System Protection — A properly seated tank cap gasket prevents fuel vapor escape and contamination ingress, keeping the fuel system operating cleanly between services.
- Fuel Safety Compliance — A failed or missing tank cap gasket can allow fuel vapors to vent freely, creating a fire and inhalation hazard. Using the correct OEM gasket restores the intended venting and sealing behavior.
The tank cap gasket forms the sealing interface between the fuel tank cap and the tank filler neck. Its job is to prevent fuel and fuel vapors from escaping around the cap while also keeping moisture and debris out of the tank. When this gasket deteriorates — through heat cycling, chemical exposure, or age — it can crack or compress unevenly, leading to fuel odors, visible seepage, or a cap that no longer seats securely. Replacing it promptly with the correct OEM part restores a proper seal and protects both the fuel system and the operator.
Part Details
| Part Number | 5100056808 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Tank Cap Gasket |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PDT2A | PDT2A | 5000620769 |
| PDT3A | PDT3A | 5000620773 |
| PDI3A | PDI3A | 5000620775 |
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.
