The Wacker Neuson is a genuine OEM Square Head Pipe Plug 1/8-27 designed for the CT36 and CT48 series walk-behind concrete power trowels. This direct-replacement plug is sourced from Wacker Neuson's authorized parts program, ensuring it meets the exact material and thread specifications of the original component. Compatible across a broad range of CT36 and CT48 configurations — including the CT36-5A, CT36-6, CT36-X, CT48-8A, CT48-9, and their respective variants — part number is the correct factory replacement for these machines.
Key Features
- Genuine OEM Thread Integrity — Manufactured to the exact 1/8-27 NPT thread specification, ensuring a leak-free, metal-to-metal seal in the trowel's fluid port.
- Drop-In Installation — Square drive head allows standard wrench engagement for straightforward removal and reinstallation without specialized tooling.
- Broad CT-Series Fitment — Confirmed fit across CT36-5A, CT36-6, CT36-X, CT48-8A, and CT48-9 walk-behind concrete trowel models, including EU and C variants.
- Fluid System Reliability — A correctly seated plug keeps the trowel's lubrication or fluid passages properly sealed, preventing contamination and fluid loss during operation.
- Fuel and Fluid System Safety — A damaged or missing pipe plug can lead to fluid leaks near engine components; replacing with the correct OEM plug maintains a properly sealed system.
A square head pipe plug seals threaded port openings in a machine's fluid systems — such as oil galleries, gear case passages, or lubrication circuits. The 1/8-27 designation refers to the NPT thread size and pitch, which determines how the plug engages and seals within the port. When a plug is cracked, cross-threaded, or missing, fluid can escape the sealed system, leading to lubricant loss, contamination ingress, or engine damage. Replacing a worn or damaged plug promptly keeps the trowel's internal systems properly pressurized and protected during finishing work.
Part Details
| Part Number | 5000115679 |
|---|---|
| Old Part Number | 0115679 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Square Head Pipe Plug 1/8-27 |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| CT48-8A Trowel | CT48-8A | 5000009449 |
| CT48-8A | CT48-8A EU | 5000620837 |
| CT36-5A Trowel | CT36-5A | 5000009438, 5200016256 |
| CT36-5A | CT36-5A EU | 5000620829 |
| CT36-5A-C Trowel | CT36-5A-C | 5000620040 |
| CT36-6 Trowel | CT36-6 | 5000009443, 5000620830 |
| CT48-9 Trowel | CT48-9 | 5000009453, 5000620838 |
| 915mm/36in, Walk-Behind Trowel | CT36-X | 5000620036 |
| 915mm/36in, Walk-behind Trowel | CT36-X-C | 5000620039, 5200015336 |
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.