The Wacker Neuson Washer is a genuine OEM washer designed for the E3000 hydronic surface and ground heater series, HX15, HX30, and HX100 heat exchangers, and Pureheat hydronic heater units. As a direct OEM replacement, this washer is sourced and specified by Wacker Neuson to meet the exact tolerances required in these hydronic heating systems. It is confirmed to fit across the full E3000 lineup — including generator-equipped and liftbail-configured variants — as well as the Pureheat oil-burner and gas-burner models. When replacing hardware in a heating system, using the correctly rated washer ensures proper sealing and fastener load distribution throughout the assembly.
Key Features
- Genuine OEM Specification: — Manufactured to Wacker Neuson's exact dimensional and material tolerances for hydronic heating system hardware, ensuring consistent clamp load and sealing performance.
- Direct Hardware Replacement: — Installs in place of the original washer with no rework or modification to mating fasteners or surfaces required.
- Broad Fitment Across Heating Lines: — Compatible with E3000 ground and surface heaters, HX15, HX30, and HX100 heat exchangers, and Pureheat oil-burner and gas-burner hydronic heaters.
- Maintains Joint Integrity: — A correctly sized washer distributes fastener load evenly across the joint face, preventing fastener pull-through and maintaining the structural and sealing integrity of the assembly over repeated heating cycles.
- Part Number Verified: — Order with confidence using Wacker Neuson part number 5000167903 for accurate parts matching across all listed machine configurations.
A washer serves as a load-distributing interface between a fastener and the surface it bears against. In hydronic heating equipment like the E3000 and Pureheat series, washers are critical to maintaining proper clamp force on panels, fittings, and structural connections that are subject to repeated thermal expansion and contraction. When a washer is missing, deformed, or undersized, fastener load concentrates on a smaller area, accelerating wear on mating components and increasing the risk of loosening or leakage over time.
Part Details
| Part Number | 5000167903 |
|---|---|
| Old Part Number | 0167903 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Washer |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E3000 Hydronic Surface Heater with Liftbail and generator | E3000 | 5000620679, 5000620678, 5100017809, 5200014679, 5200014720, 5100017808, 5100025046, 5100055568, 5100056441, 5100056440, 5100025045 |
| HX15 Heat Exchanger, 220 V | HX15 | 5000620255 |
| HX100 Heat Exchanger | HX100 | 5000620432 |
| Pureheat Hydronic Heater, Oil Burner | Pureheat | 5000620245, 5000620246, 5000620190 |
| HX30 Heat Exhanger, 230 V | HX30 | 5000620913 |
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.
