The Wacker Neuson Tongue Assembly is a genuine OEM component designed for the HIF 690 Flameless Air Heater series. Sourced directly from Wacker Neuson, this part carries the same specifications as the original unit installed at the factory, so you can replace it with confidence. It is confirmed to fit multiple HIF 690 configurations, including units powered by the Kubota engine variant.
Key Features
- Genuine OEM Construction — Manufactured to Wacker Neuson's exact tolerances for the tongue connection point, ensuring the assembly aligns and articulates correctly under tow loads.
- Direct Drop-In Replacement — Matches the original mounting geometry of the HIF 690 series, allowing straightforward installation without modification to the heater frame.
- Broad HIF 690 Compatibility — Fits multiple HIF 690 Flameless Air Heater variants, including standard and Kubota engine-equipped models.
- Structural Integrity Under Load — A correctly functioning tongue assembly keeps the heater stable and securely connected during transport; a worn or damaged tongue can compromise tow control and heater positioning on site.
- Verified Part Number — Order by part number 5100027346 to confirm you are receiving the correct OEM tongue assembly for your specific HIF 690 unit.
The tongue assembly is the structural hitch component that connects the HIF 690 Flameless Air Heater to a tow vehicle or trailer coupling, allowing the unit to be safely moved between job locations. It bears the mechanical loads of towing — tension, compression, and lateral stress — and keeps the heater correctly aligned behind the vehicle. When the tongue assembly is bent, cracked, or worn at the coupling point, it can create an unsafe tow condition and may prevent the heater from being positioned accurately at the work site.
Part Details
| Part Number | 5100027346 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Tongue Assembly |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HIF 690 Flameless Air Heater | HIF690 | 5100017599, 5100047562, 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.
Wacker Neuson