The Wacker Neuson Nipple Fitting is a genuine OEM component designed for the E3000 Hydronic Surface Heater and E3000 Ground Heater series. Sourced directly from Wacker Neuson, this fitting carries the same part number and specification as the original installed at the factory. It is compatible across a wide range of E3000 configurations, including liftbail, generator-equipped, and temperature-control variants. When a fitting wears, leaks, or is damaged during service, replacing it with the correct OEM part ensures the hydronic circuit is restored to its original operating condition.
Key Features
- Genuine OEM Fluid-Circuit Integrity — Manufactured to the exact thread form, bore diameter, and material spec of the original fitting, so the hydronic circuit maintains its rated flow and pressure without seepage at the connection point.
- Direct Swap for Service or Repair — Threads directly into the same port as the original; no adapters or rework required to the surrounding plumbing.
- Broad E3000 Series Coverage — Fits the full E3000 family: Ground Heater, Hydronic Surface Heater, liftbail-equipped units, generator-integrated models, and temperature-control variants across multiple build configurations.
- Protects System Efficiency — A sound fitting keeps heated fluid moving through the circuit at design pressure; a cracked or leaking nipple can cause heat loss, air ingestion, and pump strain that degrades overall heater output.
- Fluid-System Safety — A properly sealed fitting prevents heated fluid from escaping the circuit, reducing the risk of surface contamination and contact burns during operation or service.
A nipple fitting is a short threaded connector used to join two sections of pipe or hose within a fluid circuit. In the E3000 hydronic heating system, these fittings are critical junction points that keep heated glycol or water circulating through the hoses, manifolds, and heat exchangers that transfer warmth to the ground surface or concrete slab above. When a nipple fitting develops a crack, stripped threads, or a compromised seating surface, it allows fluid to escape the closed loop — reducing system pressure, starving the circuit of flow, and ultimately undermining the heater's ability to deliver consistent ground or surface temperatures. Replacing a damaged fitting promptly with a verified OEM part restores the circuit seal and brings the system back to full operating efficiency.
Part Details
| Part Number | 5100043968 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Nipple Fitting |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E3000 Hydronic Surface Heater with generator | E3000 | 5000620219, 5000620679, 5000620158, 5000620678, 5200014677, 5200004952, 5100017807, 5100017809, 5200014678, 5200014679, 5200014720, 5100017806, 5100017808, 5200014721, 5100017810, 5100017811, 5100025046, 5100055568, 5100056441, 5100056440, 5100025045 |
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.
