The Wacker Neuson Nut is a genuine OEM Nut designed for the ML440 Light Tower and MG5 series Portable Generator product lines. Sourced directly from Wacker Neuson, this part meets the original engineering standards used in production, ensuring it seats and torques correctly without guesswork. It is a verified direct replacement covering multiple ML440 and MG5 configurations, including the MG5sd and MG5d variants. When you need a dependable hardware replacement, matching the OEM part number eliminates compatibility uncertainty and keeps the repair on track.
Key Features
- Genuine OEM Hardware Grade — Manufactured to the same thread specification and material grade as the original, so torque values and seating behavior match what the machine was built with.
- Drop-In Thread Compatibility — Engineered to the exact thread pitch and diameter of the original fastener, so installation requires no chasing, re-tapping, or adapting of the mating bolt or stud.
- Broad ML440 and MG5 Coverage — Fits multiple ML440 Light Tower configurations and a wide range of MG5, MG5sd, and MG5d Portable Generator models, making it a practical stock item for fleets running these machines.
- Structural Integrity Maintained — A correctly spec'd nut holds clamping force across vibration-heavy generator and light tower operation; an undersized or wrong-grade substitute can back off or strip under load, leading to loose assemblies and costly follow-on damage.
- Wacker Neuson Authorized Part — Carries the Wacker Neuson OEM designation, confirming it is the same part dispatched from the factory — not a generic hardware substitute.
A nut is a threaded fastener that pairs with a bolt or stud to clamp components together and maintain a secure mechanical joint. In equipment like portable generators and light towers, nuts are subject to continuous vibration and thermal cycling, which can cause improperly fitted or incorrect-grade fasteners to loosen over time. Using the correct OEM-specified nut ensures the joint holds its clamping load through normal operating conditions, preventing component movement, misalignment, or the accelerated wear that follows when fasteners fail to hold.
Part Details
| Part Number | 5000404223 |
|---|---|
| Old Part Number | 0404223 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Nut |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Light Towers | ML440 | 5000630117, 5000630204, 5000630323, 5000630324, 5000630325, 5000630327 |
| Portable Generators | MG5 | 5000630137, 5000630143, 5000630233, 5000630254, 5000630224, 5000630229, 5000630237, 5000630239, 5000630252, 5000630308, 5000630310, 5000630334 |
| Portable Generators | MG5sd | 5000630202, 5000630214, 5000630236 |
| MG5 Generator | MG5d | 5000630211 |
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.
