The Wacker Neuson Nut is a genuine OEM hardware component designed for G40 and G50 series portable generators. Sourced directly from Wacker Neuson, this nut delivers the correct thread specification, material grade, and dimensional tolerancing required for proper assembly and secure fastening on your machine. It is confirmed to fit across multiple G40 configurations — including standard, mobile, and LATAM Premium variants — as well as the G50 generator. When you need to restore your generator to its original assembled condition, this is the correct part to use.
Key Features
- Correct Thread and Dimensional Spec — Manufactured to Wacker Neuson OEM tolerances, ensuring the nut seats, torques, and holds exactly as the original hardware was designed to.
- Genuine OEM Hardware — Supplied directly from Wacker Neuson's parts program, so you get the same grade and material as the component installed at the factory.
- Broad G-Series Generator Fitment — Compatible with G40 standard, G40 mobile, G40 LATAM Premium, and G50 generator models, covering a wide range of Wacker Neuson portable generator configurations.
- Secure Fastening for Critical Assemblies — A correctly sized and properly torqued nut maintains structural integrity of the generator assembly; an incorrect or worn fastener can lead to vibration-induced loosening and potential component failure.
- Direct Drop-In Replacement — Matches the original fastener profile exactly, allowing straightforward installation without modification to surrounding hardware or brackets.
A nut may be one of the smallest components in a generator assembly, but it plays a direct role in holding critical parts securely in place under the vibration and thermal cycling that portable generators experience during operation. When a fastener stretches, strips, or goes missing, the components it secures can shift, loosen, or fail entirely — leading to larger and more costly repairs. Using the correct OEM-spec nut, like the Wacker Neuson 5200021177, ensures the fastener meets the load and torque requirements of the original design, keeping the assembly tight and performing as intended.
Part Details
| Part Number | 5200021177 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Nut |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Generator | G40 | 5200015906, 5200015907, 5200016640, 5100029184 |
| Generator | G50 | 5200015909 |
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.
