The Wacker Neuson is a genuine OEM O-Ring designed for the RD27-100 and RD27-120 series hydrostatic vibratory rollers, including standard and traction control configurations. As a direct factory replacement, this O-Ring is manufactured to the exact material and dimensional tolerances required to maintain a reliable seal in demanding compaction environments. Wacker Neuson genuine OEM parts are sourced directly from the original equipment manufacturer, ensuring the meets the same specifications as the part it replaces. If you are servicing an RD27-series tandem roller and need to restore a compromised seal, this is the correct part for the job.
Key Features
- OEM Material Tolerance: — Manufactured to the exact compound and durometer specification required for hydraulic and fluid system sealing on RD27-series rollers — not a generic off-the-shelf substitute.
- Drop-In Replacement: — Matches the original groove profile and cross-section diameter for direct installation without modification to the seating surface.
- Broad RD27 Series Coverage: — Compatible with RD27-100 and RD27-120 hydrostatic vibratory rollers in both standard and traction control variants across multiple serial configurations.
- Leak Prevention: — A correctly seated O-Ring maintains fluid pressure integrity throughout the hydrostatic drive system; a worn or cracked ring allows fluid escape that can cause erratic roller behavior or system damage.
- Fluid System Safety: — Hydraulic fluid leaks on compaction equipment create slip hazards for operators and bystanders; replacing a failed O-Ring promptly restores a dry, safe working condition.
An O-Ring is a circular elastomeric seal that sits in a machined groove between two mating surfaces, preventing fluid or air from passing through the joint. On hydrostatic vibratory rollers like the RD27 series, O-Rings are used throughout the hydraulic drive and vibration systems to keep fluid contained under pressure. When an O-Ring degrades — through heat cycling, compression set, or chemical exposure — it loses its ability to conform to the seating surface, allowing fluid to weep or leak past the joint. Replacing a worn O-Ring promptly prevents fluid loss, protects downstream hydraulic components, and keeps the roller operating at full drive and compaction capacity.
Part Details
| Part Number | 5000161959 |
|---|---|
| Old Part Number | 0161959 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | O-Ring |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Hydrostatic Vibratory Roller | RD27-100 | 5000620393, 5000620508, 5000620510, 5000620512, 5000620395, 5200009322, 5000620007, 5000620037 |
| Hydrostatic Vibratory Roller | RD27-120 | 5000620394, 5000620509, 5000620511, 5000620513, 5000620396, 5200009323, 5000009469, 5000620038 |
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.
