Wacker Neuson 5000116116 Oil Drain Fitting

The Wacker Neuson Oil Drain Fitting is a genuine OEM component designed for the G12 mobile skid-mounted generator. As a factory-sourced part, it is produced to the same specifications as the original installed at the time of manufacture, ensuring a correct, leak-free fit in the engine's oil drain circuit. Keeping this fitting in good working order is essential to maintaining proper oil service intervals and protecting the generator's engine from contamination or oil loss.

Key Features

• Genuine OEM Sealing Integrity — Manufactured to exact thread and dimensional tolerances for a secure, leak-free connection in the oil drain port — critical for a fitting that must reseal reliably after every service.
• Direct OEM Replacement — Installs directly into the existing oil drain port without modification, matching the original fitting's thread pitch, material, and seating profile.
• Confirmed Fitment — Verified for the G12 mobile generator in skid-mounted configuration (Wacker Neuson machine number 5000008227).
• Engine Oil System Protection — A properly seated oil drain fitting prevents unintended oil loss during operation and ensures a clean, controlled drain during scheduled oil changes — protecting engine components from running low or dry.
• Sourced from Wacker Neuson — Backed by Wacker Neuson's OEM parts program, so you can be confident part number 5000116116 matches what came off the machine.

The oil drain fitting serves as the primary serviceable closure point for the engine's oil sump drain passage. It allows oil to be fully evacuated during a fluid change and then resealed to prevent leaks during normal operation. A damaged, cross-threaded, or worn fitting can cause slow oil seepage or sudden oil loss, either of which can lead to insufficient lubrication and premature engine wear — making timely replacement of this small but critical component an important part of any generator maintenance routine.

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.