The Wacker Neuson 5100020209 is a genuine OEM Hexagon Nut designed for the RD7 and RD7A Tandem Roller series. Sourced directly from Wacker Neuson, this fastener meets the exact dimensional and material specifications of the original hardware used on these walk-behind tandem rollers. It is a confirmed fit for the RD7 and RD7A platforms, covering multiple machine configurations within those series. When you need to restore a fastening point to as-built condition, this is the correct part to use.
Key Features
- Genuine OEM Hex Profile: — Manufactured to the exact thread pitch, width across flats, and grade specification required for the RD7 and RD7A roller — not a generic fastener pulled from a hardware bin.
- Direct Hardware Replacement: — Threads in the same as the original, seating flush against mating surfaces without shimming, reworking, or chasing threads.
- Confirmed RD7 and RD7A Fitment: — Verified for multiple RD7 and RD7A machine configurations, including walk-behind tandem roller builds across those series.
- Proper Clamping Load: — A correctly graded hex nut holds the designed clamping force across joints and assemblies; an underspec substitute can work loose under vibration, compromising the integrity of the connection.
- Torque-Critical Application Compliance: — On vibratory compaction equipment, fastener grade and seating matter for structural and operational safety — using the specified OEM nut ensures the connection performs as engineered under load and vibration.
A hexagon nut is a threaded fastener used to clamp two or more components together by tightening against a bolt or stud. On a tandem roller like the RD7 and RD7A, fasteners throughout the machine are subject to constant vibration during operation, which places real stress on every threaded connection. When a hex nut is worn, stripped, or replaced with an off-spec substitute, it can back off under load, leading to loose assemblies, misalignment, or component damage. Using the correct OEM-spec nut keeps the joint at its intended clamping load and helps the machine hold together the way it was built to.
Part Details
| Part Number | 5100020209 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Hexagon Nut |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD7 Tandem Roller | RD7A | 5100017196, 5200015243, 5200015246 |
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.
