The Wacker Neuson is a genuine OEM Nipple Fitting designed for the E3000 Hydronic Surface Heater series, the HP252, and Pureheat Hydronic Heater models. As a direct OEM part, it is manufactured to the exact tolerances and thread specifications required for proper installation in Wacker Neuson hydronic heating systems. This fitting is confirmed for use across multiple E3000 configurations — including ground heater and generator-equipped variants — as well as the Pureheat Oil Burner and Gas Burner models. When fitment accuracy matters for a pressurized fluid circuit, sourcing the correct OEM part number is the safest call.
Key Features
- OEM Thread and Dimensional Accuracy — Manufactured to Wacker Neuson's exact thread form and body dimensions, ensuring a leak-free seal in pressurized hydronic circuits.
- Drop-In Installation — Matches the original port configuration on the heater manifold or plumbing assembly, allowing straightforward removal and replacement without reworking connections.
- Broad E3000 Series Coverage — Fits standard ground heater, liftbail, 6kW generator, and generator-with-liftbail variants of the E3000 platform, plus HP252 and Pureheat models.
- Maintains Hydronic Circuit Integrity — A correctly seated nipple fitting keeps fluid flow consistent and prevents micro-leaks that can degrade heating output or allow glycol loss over a work cycle.
- Genuine OEM Part — Sourced directly from Wacker Neuson, part number 5000168706 meets the same material and pressure-rating standards as the original component installed at the factory.
A nipple fitting is a short threaded connector used to join two sections of pipe, hose, or manifold ports within a hydronic heating circuit. In Wacker Neuson surface and ground heaters, these fittings are critical junctions in the fluid loop that circulates heated glycol through hoses and blankets to warm concrete slabs, ground, or enclosed spaces. A worn, cracked, or cross-threaded nipple fitting can cause slow fluid leaks that reduce system pressure, lower heating efficiency, and lead to glycol contamination on the work surface — making timely replacement with the correct part essential to keeping the heating system operating at full capacity.
Part Details
| Part Number | 5000168706 |
|---|---|
| Old Part Number | 0168706 |
| 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, 5100025046, 5100055568, 5100056441, 5100056440, 5100025045 |
| HP252 | HP252 | 5000620249 |
| Pureheat Hydronic Heater, Oil Burner | Pureheat | 5000620245, 5000620246 |
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.
