Wacker Neuson 5000010365 Locknut

The Wacker Neuson 5000010365 Locknut is a genuine OEM fastener designed for a broad range of Wacker Neuson equipment, including BFS floor saw, RD tandem roller, RT and RTL trench roller, CT walk-behind trowel, CRT ride-on trowel, LTN and LTW light tower, GP and G-series portable generator, PT and PTS trash pump, HI indirect air heater, and BS vibratory rammer families. As a factory-sourced component, the 5000010365 is manufactured to the same specification as the hardware installed at the factory, ensuring correct thread engagement, torque retention, and dimensional fit across every application it serves. Cross-reference your model and serial number against the fitment list before ordering to confirm this is the correct locknut for your machine. With coverage spanning dozens of distinct model variants, this single 5000010365 is a practical stock item for dealers, rental fleets, and service shops supporting multiple Wacker Neuson product lines.

Key Features

• Genuine OEM Thread Integrity — Manufactured to Wacker Neuson's specified thread class and hardness grade, so the nut holds its locking torque under vibration rather than backing off over time.
• Drop-In Hardware Replacement — Matches the original fastener's thread pitch, across-flat dimension, and locking mechanism, allowing direct installation without chasing threads or sourcing adapter hardware.
• Wide Cross-Family Fitment — A single part number covers BFS floor saws, RD tandem rollers, RT and RTL trench rollers, CT and CRT concrete trowels, LTN and LTW light towers, G-series generators, PT and PTS trash pumps, HI indirect air heaters, and BS vibratory rammers.
• Vibration-Resistant Locking Action — The locking feature — whether a nylon insert, prevailing-torque profile, or deformed thread — is designed to resist self-loosening caused by the continuous vibration and dynamic loads inherent to compaction, concrete finishing, and power generation equipment.
• Critical Safety Fastener — Locknuts used in structural joints, rotating assemblies, and load-bearing connections directly affect machine safety; using a verified OEM replacement maintains the joint's designed clamping load and prevents fastener failure in service.

A locknut is a threaded fastener engineered to resist loosening under vibration, shock loads, and dynamic forces that would cause a standard nut to back off over time. It achieves this through a locking element — such as a nylon insert, a distorted thread section, or a spring-action profile — that creates prevailing torque when driven onto a bolt or stud. In construction equipment, where engines, rotating drums, vibrating plates, and reciprocating mechanisms continuously transmit force through every fastened joint, a locknut that has worn, stripped, or been replaced with an incorrect substitute can lead to joint failure, component separation, or unsafe operation. Replacing a worn or damaged locknut with the correct OEM part restores the clamping integrity the machine was designed to rely on.

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.