The Wacker Neuson Pump Gasket is a genuine OEM component designed for the HIF 690 Flameless Air Heater series. Sourced directly from Wacker Neuson, this is the same part installed at the factory — giving you a direct, like-for-like replacement with no guesswork on fit or compatibility. It is confirmed to suit HIF 690 units including Kubota engine-equipped configurations, making it a straightforward choice for service and maintenance work on these heaters.
Key Features
- OEM-Grade Sealing Material — Manufactured to Wacker Neuson's original material specification, ensuring the gasket compresses and seals correctly under operating pressures and temperatures found in the fuel pump circuit.
- Drop-In Replacement — Engineered to the same dimensions as the original, so it seats and torques down to the pump housing exactly as intended during assembly.
- Confirmed HIF 690 Fitment — Compatible with HIF 690 Flameless Air Heater models, including Kubota engine variants, covering both listed machine configurations for this part.
- Maintains Fuel System Integrity — A correctly seated pump gasket prevents fuel or fluid weeping at the pump joint, keeping the heater running at rated output and avoiding unplanned service interruptions.
- Fuel System Safety — A worn or compromised pump gasket can allow fuel seepage at the pump interface — replacing it promptly with a genuine part is essential for safe heater operation in occupied or enclosed job environments.
A pump gasket creates a pressure-tight seal between the fuel pump and its mating surface, preventing leaks at the pump connection point. In flameless air heaters like the HIF 690, where fuel delivery must be consistent and contained, a failed or deteriorated gasket can cause fuel seepage, loss of pump efficiency, or difficult starts. Replacing a compromised gasket restores the integrity of the fuel circuit and ensures the heater delivers steady, reliable heat output as intended.
Part Details
| Part Number | 5100028301 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Pump Gasket |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HIF 690 Flameless Air Heater | HIF690 | 5100017599, 5200021915 |
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.
