The Wacker Neuson 5100012249 is a genuine OEM Mushroom Head Screw designed for the RD-series walk-behind and ride-on articulated tandem rollers, spanning the RD18, RD24, RD27, RD28, RD40, and RD45 model families. Sourced directly from Wacker Neuson, this fastener meets the exact material and dimensional specifications used in original production, so it seats and torques correctly without rework. Fitment covers an extensive range of RD-series configurations — including smooth-drum, combination, DPF, and Open-ROPS variants — making part number 5100012249 the correct choice across nearly the entire tandem roller lineup. When it comes to structural fasteners on compaction equipment, using the OEM part ensures consistent clamping force and long-term holding integrity.
Key Features
- OEM-Grade Fastener Material — Manufactured to Wacker Neuson's original hardness and thread specification, ensuring correct torque retention in the demanding vibration environment of a tandem roller.
- Mushroom Head Profile — The low-profile domed head distributes clamping load across a wider bearing surface, reducing the risk of panel or housing damage at the fastener seat.
- Broad RD-Series Coverage — A single part number covers RD18, RD24, RD27, RD28, RD40, and RD45 tandem rollers across smooth-drum, combination-drum, DPF, and Open-ROPS configurations.
- Direct-Fit Replacement — Matches original thread pitch, shank diameter, and head geometry for a straight swap with no thread chasing or head modification needed.
- Vibration-Resistant Integrity — On high-frequency compaction machines, fastener loosening is a common wear point; replacing with the correct OEM screw restores the original clamping assembly to spec.
A mushroom head screw is a threaded fastener distinguished by its wide, low-profile domed head, which spreads clamping force over a larger surface area than a standard hex or pan head screw. On tandem rollers like the Wacker Neuson RD series, these screws are used in locations where flush or near-flush fastening is required and where constant machine vibration places high cyclic stress on the joint. When a mushroom head screw becomes worn, stripped, or missing, the assembly it secures can loosen progressively — leading to panel rattles, misalignment, or more serious structural separation that interrupts compaction operations.
Part Details
| Part Number | 5100012249 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Mushroom Head Screw |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD24-100c | RD24-100c | 5100047376 |
| RD27-120 C Tandem Roller | RD27-120 C | 5100011388 |
| RD24-100o | RD24-100o | 5100047378 |
| RD27-120c | RD27-120c.3 | 5100047371 |
| RD18-80.3 | RD18-80.3 | 5100055946 |
| RD28-120 | RD28-120 | 5100047375 |
| RD40-130 O Tandem Roller | RD40-130O US | 5100021805 |
| RD45-140 C Tandem Roller | RD45-140 C | 5100011394 |
| RD24-100 O Tandem Roller | RD24-100 O | 5100011389 |
| Vibration Roller | RD18-100 SE | 5100044989 |
| RD28-120c | RD28-120c | 5100047377 |
| Vibration Roller | RD18-80 SE | 5100044988 |
| RD24-100 Tandem Roller | RD24-100 | 5100011385, 5100047374 |
| RD45-140 Tandem Roller | RD45-140 US | 5100021802 |
| RD45-140 | RD45-140 | 5100047383, 5100011392 |
| RD24-100o.3 | RD24-100o.3 | 5100047372 |
| RD40-130c | RD40-130c | 5100047384 |
| RD40-130 Tandem Roller | RD40-130 US | 5100021801 |
| RD18-80 | RD18-80 | 5100055774, 5100047360, 5100011382 |
| RD27-120 O Tandem Roller | RD27-120 O | 5100011390 |
| RD18-100c | RD18-100c | 5100055776, 5100047362 |
| RD40-130o | RD40-130o | 5100047386 |
| RD45-140 C Tandem Roller | RD45-140C US | 5100021804 |
| RD24-100 O Tandem Roller | RD24-100O US | 5100021759 |
| RD18-100 | RD18-100 | 5100047361, 5100011383, 5100055775 |
| RD40-130c DPF | RD40-130c DPF | 5100055779 |
| RD40-130 DPF | RD40-130 DPF | 5100055777 |
| RD45-140 DPF | RD45-140 DPF | 5100055778 |
| RD40-130.3 | RD40-130.3 | 5100047395 |
| RD40-130o.3 | RD40-130o.3 | 5100047399 |
| RD18 | RD18-100.3 | 5100055947 |
| RD45-140c.3 | RD45-140c.3 | 5100047398 |
| RD40-130 O | RD40-130 O | 5100011395 |
| Vibration Roller | RD18-100c 3 | 5100047363 |
| RD45-140c DPF | RD45-140c DPF | 5100055780 |
| RD40-130c.3 | RD40-130c.3 | 5100047397 |
| RD24-100 C Tandem Rollers | RD24-100 C | 5100011387 |
| RD28-120 Tandem Roller | RD28-120 US | 5100021756 |
| RD24-100 C Tandem Roller | RD24-100C US | 5100021757 |
| RD28-120 C Tandem Roller | RD28-120C US | 5100021758 |
| RD40-130 C Tandem Roller | RD40-130 C | 5100011393 |
| RD24-100c.3 | RD24-100c.3 | 5100047370 |
| RD40-130o DPF | RD40-130o DPF | 5100055781 |
| RD24-100 Tandem Roller | RD24-100 US | 5100021755 |
| RD45-140o.3 | RD45-140o.3 | 5100047400 |
| RD40-130 | RD40-130 | 5100047382, 5100011391 |
| RD18-100c.3 | RD18-100c.3 | 5100055948 |
| RD28-120o | RD28-120o | 5100047379 |
| RD40-130 C Tandem Roller | RD40-130C US | 5100021803 |
| RD18-100 C Tandem Roller | RD18-100 C | 5100011384 |
| RD45-140o | RD45-140o | 5100047387 |
| RD18-100 C Tandem Roller | RD18-100 C US | 5100027574 |
| RD45-140 O Tandem Roller | RD45-140O US | 5100021806 |
| RD45-140.3 | RD45-140.3 | 5100047396 |
| RD28-120 O Tandem Roller | RD28-120O US | 5100021800 |
| RD18-100 Tandem Roller | RD18-100 US | 5100027573 |
| RD27-120 | RD 27-120.3 | 5100032198 |
| RD45-140o DPF | RD45-140o DPF | 5100055782 |
| RD27-120o | RD27-120o.3 | 5100047373 |
| RD27-120 Tandem Roller | RD27-120 | 5100011386 |
| RD45-140c | RD45-140c | 5100047385 |
| RD 24-100.3 | RD 24-100.3 | 5100032197 |
| RD45-140 O Tandem Roller | RD45-140 O | 5100011396 |
| RD18-80 Tandem Roller | RD18-80 US | 5100027572 |
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.
