The Wacker Neuson Nipple Fitting is a genuine OEM component designed for the E1100, E2200, E3000, E3000ES, S3000, HSH350, HSH650, and HSH700G hydronic surface heater series. As a factory-sourced part, it is manufactured to the exact dimensions and material standards required to maintain a leak-free fluid circuit within these heaters. Whether you are servicing a ground heater configuration or a full hydronic surface heater with integrated generator, this fitting ensures a proper, secure connection within the system's fluid line network.
Key Features
- OEM-Matched Thread and Bore Dimensions — Manufactured to Wacker Neuson's exact thread pitch and bore specifications, ensuring a proper seal at every connection point in the hydronic fluid circuit.
- Leak-Free Fluid Line Integrity — A correctly installed nipple fitting maintains consistent fluid pressure throughout the heating loop, preventing fluid loss that would degrade heating output and risk system damage.
- Broad HSH and Ground Heater Compatibility — Confirmed fitment across the E1100, E2200, E3000, E3000ES, S3000, HSH350, HSH650, and HSH700G series, covering both ground heater and hydronic surface heater configurations with and without lift bail or generator.
- Direct Drop-In Service Part — Installs into existing fluid line ports without modification, making it a straightforward replacement during scheduled maintenance or emergency field repairs.
- Genuine Wacker Neuson OEM Part — Sourced directly through the Wacker Neuson parts network, so you can be confident this fitting meets the same material and dimensional standards as the original component installed at the factory.
A nipple fitting is a short, threaded connector used to join two sections of fluid line or to connect a hose or pipe to a port within the hydronic heating system. In a hydronic surface heater, heated fluid is continuously circulated through hoses laid across a surface to deliver consistent, even ground or slab heating — and every fitting in that loop must hold a reliable seal under pressure and temperature cycling. When a nipple fitting corrodes, cracks, or develops a thread failure, the resulting fluid leak reduces system pressure, diminishes heating efficiency, and can cause the heater to shut down or sustain internal damage if left uncorrected.
Part Details
| Part Number | 5000168231 |
|---|---|
| Old Part Number | 0168231 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Nipple Fitting |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E3000 Hydronic Surface Heater with Liftbail and generator | E3000 | 5000620679, 5000620678, 5100017808, 5100017801, 5100025045 |
| HSH700 | HSH700G | 5000620243 |
| E2200 GROUND HEATER, W/ LIFT BAIL | E2200 | 5000620215, 5000620176, 5000620216, 5000620226, 5100017448, 5100017449 |
| Hydronic Surface Heater | HSH350 | 5000620254, 5200001677 |
| E1100 GROUND HEATER | E1100 | 5000620172, 5000620244, 5200001676 |
| E3000 ES Hydronic Surface Heater | E3000ES | 5000620968, 5000620967 |
| Hydronic Surface Heater w/ Gen erator, 3000 ft hose | S3000 | 5000620218, 5000620182 |
| HSH650 | HSH650 | 5000620991 |
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.
