The Wacker Neuson Washer is a genuine OEM component designed for the E3000, E2200, E1100, and HSH series hydronic surface heaters and ground heaters. As a factory-sourced part, it meets the original engineering tolerances and material specifications required for correct assembly and long-term serviceability across this equipment family. Fitment spans a broad range of HSH configurations — including lift bail, generator, and ES variants — making the correct washer to reference when servicing any of these units. Always confirm your machine number against the fitment list before ordering.
Key Features
- Genuine OEM Material Grade — Sourced directly from Wacker Neuson, this washer meets the original hardness and dimensional tolerances required to maintain correct clamping load and joint integrity in hydronic heater assemblies.
- Direct-Fit Replacement — Designed to seat and fasten exactly as the original, with no rework or adjustment needed during reassembly of the heater system.
- Broad HSH and Ground Heater Compatibility — Fits E3000, E3000 ES, E2200, E1100, HSH700G, HSH650, and E700M series hydronic surface heaters and ground heaters across multiple machine configurations.
- Maintains Fastener and Joint Performance — A correctly rated washer distributes clamping force evenly, preventing fastener pull-through, surface damage, and loosening under the vibration and thermal cycling typical of heating equipment operation.
A washer is a small but structurally important fastening component that distributes the load of a bolt or nut across a broader surface area. In hydronic surface heaters and ground heaters, washers are used throughout the assembly to protect mounting surfaces, maintain consistent clamp load, and prevent hardware from working loose during thermal expansion and contraction cycles. Using the correct OEM washer — properly sized and rated for the application — ensures fastener joints remain secure and the heater assembly performs as intended through repeated heating cycles and jobsite handling.
Part Details
| Part Number | 5000181623 |
|---|---|
| Old Part Number | 0181623 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Washer |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E3000 Hydronic Surface Heater with generator | E3000 | 5000620219, 5000620679, 5200004952, 5200014678, 5200014720, 5200014721, 5100025046, 5100055568, 5100056441, 5100017801, 5100056440, 5100025045 |
| HSH700 | HSH700G | 5000620243 |
| E2200 GROUND HEATER, W/ LIFT BAIL | E2200 | 5000620215, 5000620176, 5000620216, 5000620226, 5100017448, 5100017449 |
| E1100 GROUND HEATER | E1100 | 5000620172, 5200001676 |
| E3000 ES Hydronic Surface Heater | E3000ES | 5000620968, 5000620967 |
| HSH650 | HSH650 | 5000620991 |
| Hydronic Surface Heater, 700m hose | E700M | 5000620195 |
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.
