The Wacker Neuson Key J202 is a genuine OEM component designed for the HIF 690 Flameless Air Heater series. As a direct factory-sourced part, is manufactured to the same specifications as the original, ensuring a straight-swap installation with no guesswork. Verified fitment covers HIF 690 models including Kubota Engine variants, making it a dependable choice for keeping your heater running as intended.
Key Features
- OEM-Matched Keyway Dimensions — Manufactured to exact original tolerances so the key seats correctly in the shaft or lock assembly without slop or misalignment.
- Direct Factory Replacement — Genuine Wacker Neuson part sourced through authorized supply channels, carrying part number 5100031763 for straightforward identification and ordering.
- Confirmed HIF 690 Compatibility — Verified fitment across HIF 690 Flameless Air Heater variants, including Kubota Engine-equipped models.
- Secure Mechanical Engagement — A correctly fitted key maintains proper rotational drive between mating components; a worn or missing key allows slippage that can disrupt heater operation and cause premature component wear.
- Genuine OEM Assurance — Backed by Wacker Neuson's original part standards, so you receive a component built to the same material grade and dimensional spec as what left the factory.
A key in this application serves as a small but critical mechanical fastener that locks a rotating shaft to a hub, pulley, or driven component, preventing them from spinning independently. When the key is in good condition, torque transfers cleanly and the driven component operates at the correct timing and speed. If the key shears, deforms, or goes missing, the connection between shaft and component is lost — leading to erratic operation, potential damage to mating parts, and heater downtime.
Part Details
| Part Number | 5100031763 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Key J202 |
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.
