Wacker Neuson 5100035091 Safety Nut

The Wacker Neuson Safety Nut is a genuine OEM safety nut designed for a broad range of Wacker Neuson RD series tandem rollers and RC series single drum soil compactors. As a factory-sourced component, part is manufactured to the exact material and dimensional standards required by Wacker Neuson, ensuring a correct, secure fit every time. Compatibility spans models including the RD18-80, RD24-100, RD27-120, RD28-120, RD40-130 C, RD45-140 C, RC50, RC70, RC110, and their DPF, cab, ROPS, and open-station variants.

Key Features

• Genuine OEM Fastener Grade — Manufactured to Wacker Neuson's exact torque and load specifications for a safety-critical threaded connection, so clamping force is never compromised.
• Direct Drop-In Replacement — Matches the original thread pitch, hex profile, and seating surface for straightforward installation with standard tooling.
• Wide RD and RC Series Coverage — Fits tandem rollers from the RD18-80 through RD45-140 C and single drum compactors from the RC50 through RC110, including DPF, cab, and ROPS configurations.
• Structural Integrity Under Vibration — A correctly torqued safety nut maintains critical joint clamp load during the continuous vibration cycles that compaction equipment generates, preventing fastener loosening in service.
• Safety-Critical Application — Used in fastening assemblies where inadvertent loosening could affect operator safety or machine control; using the correct OEM-spec nut is essential in these positions.

A safety nut is a locking fastener designed to resist loosening under sustained vibration and dynamic loading. On compaction equipment such as tandem rollers and soil compactors, drivetrain, drum, and frame assemblies are exposed to constant vibration cycles that can gradually back out standard fasteners. The safety nut uses a locking feature — such as a prevailing-torque insert or deformed thread profile — to maintain clamping force throughout the service interval. When a safety nut wears, strips, or is replaced with an incorrect substitute, joint integrity is lost, creating the risk of component movement, structural failure, or loss of machine control.

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.