The Wacker Neuson Washer is a genuine OEM component designed for the HSH700 and HSH650 hydronic surface heaters. Sourced directly from Wacker Neuson, this washer matches the original specification installed at the factory, ensuring a correct fit within the assembly it supports. Compatible with both the HSH700 and HSH650 series, this part is the straightforward like-for-like replacement when the original is worn, damaged, or lost during service.
Key Features
- Genuine OEM Material Grade — Manufactured to the exact hardness and dimensional tolerances required to maintain proper clamping load in hydronic heater assemblies, preventing fastener loosening under thermal cycling.
- Direct-Fit Replacement — Matches the original bore diameter, outer diameter, and thickness, so it seats correctly without shimming or modification to the mating fastener or surface.
- Confirmed HSH Series Fitment — Verified for the Wacker Neuson HSH700 and HSH650 hydronic surface heaters; always cross-reference your machine's serial number before ordering.
- Thermal and Corrosion Resistance — Engineered to withstand the elevated operating temperatures and moisture exposure common in hydronic heating applications, maintaining joint integrity over repeated heat cycles.
- Fast Service Turnaround — A small hardware item that is easy to overlook, having the correct washer on hand keeps heater reassembly moving without a return trip for a missing component.
A washer distributes the clamping load of a fastener across a broader surface area, protecting the mating material from damage and maintaining consistent joint tension. In hydronic surface heaters like the HSH700 and HSH650, where components are exposed to heat, vibration, and repeated service cycles, using the correctly specified washer ensures that bolted connections remain secure and leak-free over time. When a washer is missing, undersized, or deformed, fasteners can work loose or damage softer mating surfaces, leading to fluid leaks or structural failures within the heater assembly.
Part Details
| Part Number | 5200010728 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Washer |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HSH700 | HSH700G | 5000620243 |
| 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.
