The Wacker Neuson Fitting Key is a genuine OEM Fitting Key designed for the RD7 and RD10 series double drum rollers, including RD7H, RD7Heh, RD7Hf, RD7Hehf, RD7Yeh, RD7Yehf, RD7Af, RD7Hfb, RD7Hehfb, RD7Yehfb, RD7Yehfb, RD7Afb, and RD10Yehf variants. As a genuine Wacker Neuson OEM part, the is manufactured to the same specification as the original component that left the factory, ensuring a correct, trouble-free installation. This part covers an extensive range of RD7 and RD10 configurations — including HRC, LRC, and standard builds — making it the go-to replacement across the full double drum roller lineup.
Key Features
- OEM-Matched Tolerances — Manufactured to the exact dimensional spec of the original Fitting Key, ensuring correct seating and engagement within the drive assembly.
- Drop-In Installation — Matches the original keyway geometry precisely, so the part slots directly into position without any reworking of the keyway or shaft.
- Broad RD7 and RD10 Coverage — Compatible across HRC, LRC, and standard RD7 variants as well as the RD10Yehf LRC, consolidating one part number across a wide range of machines.
- Drive Integrity Maintained — A correctly fitted key locks the drive component firmly to the shaft, transmitting torque cleanly and preventing slippage that can cause uneven compaction or accelerated wear on mating components.
- Genuine Wacker Neuson OEM Part — Sourced directly from Wacker Neuson, this is the same part supplied in new machines — not an approximation.
A fitting key is a small but critical component that sits in a machined slot — called a keyway — between a rotating shaft and the hub of a mating part such as a gear, sprocket, or drum drive element. Its job is to lock the two components together rotationally, so that torque is transferred from the shaft to the driven component without slipping. On a double drum roller like the RD7 and RD10 series, consistent torque transfer is essential for smooth, uniform drum rotation and reliable compaction output. When a fitting key wears, shears, or goes missing, the driven component can spin independently on the shaft, resulting in loss of drive, vibration, and potential damage to the shaft and hub surfaces — turning a low-cost consumable replacement into a far more significant repair.
Part Details
| Part Number | 5100006944 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Fitting Key |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD7Yehf HRC | RD7Yehf HRC | 5100006337, 5100006341 |
| RD7H | RD7H | 5100006333 |
| RD7Heh | RD7Heh | 5100006334 |
| RD7Yeh LRC | RD7Yeh LRC | 5100006335 |
| RD7Yeh HRC | RD7Yeh HRC | 5100006336, 5100006467 |
| RD7Hf | RD7Hf | 5100006338 |
| RD7Hehf | RD7Hehf | 5100006339 |
| RD7Yehf LRC | RD7Yehf LRC | 5100006340 |
| RD7Af HRC | RD7Af HRC | 5100006342 |
| RD7Hfb | RD7Hfb | 5100006343 |
| RD7Hehfb | RD7Hehfb | 5100006344 |
| RD7Yehfb LRC | RD7Yehfb LRC | 5100006345 |
| RD7Yehfb HRC | RD7Yehfb HRC | 5100006346 |
| RD7Afb HRC | RD7Afb HRC | 5100006347 |
| RD10Yehf LRC | RD10Yehf LRC | 5100070502 |
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.
