Wacker Neuson 5002003826 Retaining Ring

The Wacker Neuson 5002003826 is a genuine OEM Retaining Ring designed for the DPU series reversible vibratory plate compactors. Sourced directly from Wacker Neuson, this part meets the same standards as the original component installed at the factory. It is compatible with a wide range of DPU models including the DPU4045H, DPU4545H, DPU5045H, DPU5545H, DPU6055, DPU6555H, and DPU7060 series, covering both standard and specialty configurations. Verifying your model number against the fitment list before ordering ensures a correct, trouble-free installation.

Key Features

• Genuine OEM Retention Integrity — Manufactured to the exact dimensional tolerances required to hold rotating or sliding components securely in position within the compactor drivetrain.
• Drop-In Installation — Matches the original groove profile and ring diameter, allowing direct installation without machining or adjustment.
• Broad DPU Series Fitment — Compatible with DPU4045H, DPU4545H, DPU5045H, DPU5545H, DPU6055, DPU6555H, and DPU7060 reversible vibratory plate compactors, including Heh, Hec, Heap, and remote-control variants.
• Prevents Axial Component Drift — A correctly seated retaining ring keeps shaft-mounted components from shifting under the high-frequency vibration loads generated during compaction operation.
• Supports Structural Reliability — Replacing a worn or damaged retaining ring before failure occurs protects surrounding components such as bearings and shafts from accelerated wear or displacement damage.

A retaining ring is a small but critical fastening component used to secure parts onto a shaft or inside a housing bore, preventing axial movement without the need for threaded fasteners or welding. In a reversible vibratory plate compactor like the DPU series, retaining rings are subjected to intense cyclical vibration and mechanical stress during normal operation. When a retaining ring becomes worn, deformed, or dislodged, the component it is holding can shift out of position, leading to accelerated wear on adjacent parts and potential mechanical failure if not addressed promptly.

Part Details

Compatibility & Fitment

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.