Wacker Neuson 5000202866 Locknut

The Wacker Neuson Locknut is a genuine OEM component designed for BPU and DPU series reversible vibratory plate compactors. This fastener is sourced directly from Wacker Neuson, ensuring it meets the exact specifications required across an extensive range of BPU and DPU models — including the BPU 3545A, BPU 5045A, BPU 5545A, DPU 4045, DPU 5045, DPU 5545, DPU 6055, DPU 6555, DPU 9070, and DPU 100-70 series. As a genuine OEM part, the is the same fastener installed at the factory, delivering a direct, specification-matched replacement with no guesswork. Keeping this locknut in sound condition is essential to maintaining the structural integrity and vibratory performance your reversible plate compactor depends on.

Key Features

• Genuine OEM Fastener Spec — Manufactured to the exact thread profile, hardness grade, and locking torque retention specified by Wacker Neuson for reversible vibratory plate compactors.
• Drop-In Replacement — Matches the original mounting position and thread engagement, allowing straightforward installation without machining or adaptation.
• Broad BPU and DPU Compatibility — Fits a wide span of Wacker Neuson reversible vibratory plate models, including BPU 3545A through BPU 5545A and DPU 4045 through DPU 100-70 series machines.
• Maintains Clamping Force Under Vibration — The locking feature resists loosening caused by continuous high-frequency vibration, preserving secure fastening throughout the compaction cycle.
• Prevents Costly Secondary Damage — A failed or missing locknut can allow critical components to shift or detach during operation; replacing it promptly protects surrounding hardware and avoids more extensive repairs.

A locknut is a threaded fastener engineered to resist loosening under vibration and dynamic loads — exactly the conditions present during reversible vibratory plate compaction. Unlike a standard nut, it incorporates a locking mechanism that maintains clamping force even as the machine cycles through continuous high-frequency vibration. When a locknut loosens or fails, the components it secures can shift, wear unevenly, or separate entirely, leading to operational disruption and potential damage to adjoining parts. Regular inspection and timely replacement of locknuts like the 5000202866 are a straightforward way to keep a reversible plate compactor running at its designed output.

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.