The Wacker Neuson is a genuine OEM 1/2 NPT Hex Nylon Plug designed for the G-Series portable and skid-mounted generators and the LTW and LTN light tower families. Sourced directly from Wacker Neuson, this plug matches the exact thread specification, material grade, and dimensional profile of the original component. It fits a broad range of G-Series generator configurations — including the G25, G50, G70, G85, G120, G125, and G160 — as well as LTW6K, LTW8K, LTW20Z1, LTW20Z3, and LTN8K light towers across standard, cold-weather, and custom variants. Installing a genuine OEM part ensures the fluid or port sealing integrity remains consistent with the original machine design.
Key Features
- Genuine OEM Thread Integrity — Manufactured to the exact 1/2 NPT thread specification, ensuring a leak-free seal without thread cross-threading risk from mismatched aftermarket components.
- Nylon Construction for Corrosion Resistance — The nylon material resists rust and galvanic corrosion, making it well-suited for fluid port and drain applications in outdoor generator and light tower environments.
- Broad Cross-Family Fitment — Verified for G-Series generators (G25 through G160) and LTW/LTN light towers including LTW6K, LTW8K, LTW20Z1, LTW20Z3, and LTN8K across multiple configuration variants.
- Direct Port Sealing on Installation — The hex-head profile accepts a standard wrench, allowing for secure torquing into NPT-threaded ports without adapters or intermediate fittings.
- Fluid System Integrity — A failed or missing plug on a generator or light tower can result in fluid loss, contamination entry, or operational shutdown; replacing with the correct OEM part restores sealed system performance.
A pipe plug seals an unused or service-access port in a fluid system — such as an oil, coolant, or hydraulic circuit — preventing leaks and blocking contaminant ingress. The 1/2 NPT thread is a tapered national pipe thread standard, meaning the plug seals by thread engagement as it is tightened, not by a separate gasket. On generators and light towers, these plugs are commonly found on engine blocks, fluid sumps, and auxiliary circuit housings; if a plug cracks, loosens, or goes missing, the resulting leak or open port can lead to fluid loss and potential engine or system damage.
Part Details
| Part Number | 5000154343 |
|---|---|
| Old Part Number | 0154343 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | 1/2 NPT Hex Nylon Plug |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Mobile Generator (Cold Weather ) | G120 | 5000620291, 5000620290, 5000620292 |
| Skid-mounted Mobile Generator | G160 | 5000009306, 5000620069, 5000620070 |
| LTW20Z-1, LIGHT TOWER 60Hz, ISUZU, CUSTOM, T4i | LTW20Z1 | 5000620842, 5000620375, 5200004205, 5200004096, 5100051572, 5100051571, 5200014324, 5200014326, 5200018239, 5200023191, 5200024872, 5200014328 |
| LTW6K Light Tower, Standard T4 | LTW6K | 5000620372, 5000620840, 5200004094, 5200024870 |
| LTW8K Light Tower, Standard T4 | LTW8K | 5000620374, 5000620841, 5200004204, 5200004095, 5200023190, 5200024871 |
| LTW20Z-3, LIGHT TOWER 60HZ, ISUZU TIER 4i | LTW20Z3 | 5000620376, 5000620843, 5200003583, 5200004097, 5200014325, 5200014327, 5200023192, 5200023604, 5200014329 |
| LTN8K, KUBOTA | LTN8K | 5000620893 |
| Skid-mounted Mobile Generator | G25 | 5000009258, 5000009462, 5000009476 |
| Skid-mounted Mobile Generator | G50 | 5000009259, 5000009463, 5000009477 |
| Skid-mounted Mobile Generator | G70 | 5000009260, 5000009464, 5000009478 |
| Mobile Generator (custom) | G125 | 5000620067, 5000620068, 5000009261 |
| Skid-mounted Mobile Generator | G85 | 5000009310, 5000009305, 5000009465 |
| LTW20Z3-V S LIGHT TOWER, COLD WEATHER, T4i | LTW20Z3-V S | 5200018566, 5200018558, 5200018562, 5200023196, 5100015094, 5100022126 |
| LTW20Z1-V S LIGHT TOWER, COLD WEATHER, T4i | LTW20Z1-V S | 5200018565, 5200018557, 5200018561, 5200024875, 5200023195, 5100015093, 5100022125 |
| LTW6K-V S Light Tower, Cold Weather T4 | LTW6K-V S | 5200018563, 5200018555, 5200018559, 5200024873 |
| LTW8K-V S Light Tower, Cold Weather T4 | LTW8K-V S | 5200018564, 5200018556, 5200023194, 5200018560, 5200024874, 5100015095, 5100022084 |
| Light Tower | LTW20Z3-V | 5200012881, 5200012885, 5200012867, 5200022694 |
| Light Tower | LTW6K-V | 5200012864, 5200012868, 5200012882 |
| Light Tower | LTW8K-V | 5200012869, 5200012883, 5200012865 |
| Light Tower | LTW20Z1-V | 5200012880, 5200012884, 5200012866 |
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.
