The Wacker Neuson 5100012814 is a genuine OEM O-Ring Seal designed for the RD-series tandem rollers, covering the RD24, RD27, RD28, RD40, and RD45 model families across smooth-drum, combination, and open-drum configurations. Sourced directly from Wacker Neuson, this O-Ring Seal matches the exact material grade and dimensional tolerances of the original production component. Fitment spans a wide range of RD-series variants, including US-market and international configurations, making 5100012814 a high-demand service part across multiple roller generations. Confirming your machine's model and serial number before ordering ensures a correct, confident match.
Key Features
- Genuine OEM Elastomer Grade — Manufactured to Wacker Neuson's original material specification, ensuring the correct compression set and chemical resistance for hydraulic or fluid system sealing in tandem roller applications.
- Drop-In Dimensional Match — Sized to the original groove geometry, so this O-Ring Seal seats correctly without trimming, stretching, or adaptation during installation.
- Broad RD-Series Coverage — Compatible with RD24, RD27, RD28, RD40, and RD45 tandem rollers across smooth-drum, open-drum, and combination drum configurations, including US-market and standard international variants.
- Leak-Free System Integrity — A correctly seated O-Ring Seal maintains fluid pressure and prevents contamination ingress; a worn or cracked seal can cause fluid weeping, system pressure loss, and accelerated wear on surrounding components.
- Verified OEM Part Number — Sold as Wacker Neuson part 5100012814, cross-referenced across the full RD-series model range for fitment confidence.
An O-Ring Seal is a precision-formed loop of elastomer used to create a fluid-tight barrier between two mating surfaces or within a port and groove assembly. In tandem rollers like the RD-series, O-Ring Seals appear throughout hydraulic circuits, drive systems, and fluid reservoirs, where maintaining a consistent seal is essential to keeping operating pressure stable and preventing contamination from entering sensitive components. When an O-Ring Seal degrades — through heat cycling, chemical exposure, or compression fatigue — it loses its ability to conform to the mating surface, resulting in leaks, pressure drop, and the potential for broader system damage if not addressed promptly.
Part Details
| Part Number | 5100012814 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | O-Ring Seal |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD45-140 O Tandem Roller | RD45-140O US | 5100021806 |
| RD45-140 O Tandem Roller | RD45-140 O | 5100011396 |
| RD28-120 Tandem Roller | RD28-120 US | 5100021756 |
| RD24-100c | RD24-100c | 5100047376 |
| RD24-100 C Tandem Roller | RD24-100C US | 5100021757 |
| RD45-140 C Tandem Roller | RD45-140C US | 5100021804 |
| RD45-140 Tandem Roller | RD45-140 US | 5100021802 |
| RD40-130 O Tandem Roller | RD40-130O US | 5100021805 |
| RD40-130.3 | RD40-130.3 | 5100047395 |
| RD28-120 | RD28-120 | 5100047375 |
| RD40-130 O | RD40-130 O | 5100011395 |
| RD28-120 O Tandem Roller | RD28-120O US | 5100021800 |
| RD45-140o.3 | RD45-140o.3 | 5100047400 |
| RD 24-100.3 | RD 24-100.3 | 5100032197 |
| RD28-120c | RD28-120c | 5100047377 |
| RD40-130 Tandem Roller | RD40-130 | 5100011391 |
| RD27-120 Tandem Roller | RD27-120 | 5100011386 |
| RD28-120 C Tandem Roller | RD28-120C US | 5100021758 |
| RD27-120 | RD 27-120.3 | 5100032198 |
| RD27-120c | RD27-120c.3 | 5100047371 |
| RD45-140c.3 | RD45-140c.3 | 5100047398 |
| RD40-130 C Tandem Roller | RD40-130 C | 5100011393 |
| RD45-140 Tandem Roller | RD45-140 | 5100011392 |
| RD40-130o.3 | RD40-130o.3 | 5100047399 |
| RD45-140.3 | RD45-140.3 | 5100047396 |
| RD27-120o | RD27-120o.3 | 5100047373 |
| RD24-100c.3 | RD24-100c.3 | 5100047370 |
| RD24-100o.3 | RD24-100o.3 | 5100047372 |
| RD24-100o | RD24-100o | 5100047378 |
| RD24-100 C Tandem Rollers | RD24-100 C | 5100011387 |
| RD24-100 Tandem Roller | RD24-100 US | 5100021755 |
| RD40-130c.3 | RD40-130c.3 | 5100047397 |
| RD40-130 Tandem Roller | RD40-130 US | 5100021801 |
| RD24-100 O Tandem Roller | RD24-100 O | 5100011389 |
| RD45-140 C Tandem Roller | RD45-140 C | 5100011394 |
| RD40-130 C Tandem Roller | RD40-130C US | 5100021803 |
| RD27-120 O Tandem Roller | RD27-120 O | 5100011390 |
| RD24-100 Tandem Roller | RD24-100 | 5100011385, 5100047374 |
| RD24-100 O Tandem Roller | RD24-100O US | 5100021759 |
| RD28-120o | RD28-120o | 5100047379 |
| RD27-120 C Tandem Roller | RD27-120 C | 5100011388 |
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.
