The Wacker Neuson is a genuine OEM Lock Washer, 5/8 designed for a wide range of Wacker Neuson hydronic surface heaters, ground heaters, indirect air heaters, and related climate equipment. This fastener hardware is sourced directly through Wacker Neuson's authorized parts program, ensuring it meets the exact dimensional and material specifications of the original component. Compatible models include the E3000, E3000 ES, E2200, E5000, HSH700G, HI1000DGM, Pureheat, S3000, CH5000, MC5200, HP252, Arctic Bear HD, and E700M series. Keeping the correct lock washer in place is a small detail that protects the integrity of critical fastened connections throughout these machines.
Key Features
- Genuine OEM Dimensional Accuracy — Manufactured to the exact 5/8 specification required for proper thread engagement and load distribution on Wacker Neuson heater assemblies.
- Direct Hardware Replacement — Drops into existing fastener positions without modification, maintaining correct clamping force across mating surfaces.
- Broad Heater Family Compatibility — Fits E3000, E2200, E5000, HSH700G, HI1000DGM, Pureheat, S3000, CH5000, and additional Wacker Neuson heating equipment series.
- Prevents Fastener Loosening Under Vibration — Lock washers resist rotational loosening caused by operational vibration and thermal cycling, keeping assembled joints secure over repeated heating cycles.
- Fuel and Heat System Safety Relevance — In heater assemblies where fasteners secure fuel, fluid, or burner system components, maintaining correct hardware integrity is essential to safe and leak-free operation.
A lock washer is a small but critical piece of fastener hardware placed beneath a nut or bolt head to resist loosening under vibration, torque cycling, and thermal expansion and contraction. In hydronic heaters and indirect air heaters, components are subject to repeated heat-up and cool-down cycles that cause metal parts to expand and contract, gradually working standard fasteners loose over time. A failed or missing lock washer can allow fastened connections to back off, potentially compromising fluid line fittings, panel assemblies, or burner components and leading to leaks, rattles, or more serious mechanical failures if left unaddressed.
Part Details
| Part Number | 5000167762 |
|---|---|
| Old Part Number | 0167762 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Lock Washer, 5/8 |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E3000 Hydronic Surface Heater with generator | E3000 | 5000620219, 5000620679, 5000620158, 5000620678, 5200014677, 5200004952, 5100017807, 5100017809, 5200014678, 5200014679, 5200014720, 5100017806, 5100017808, 5200014721, 5100017810, 5100017811, 5100025046, 5100055568, 5100056441, 5100017801, 5100056440, 5100025045 |
| HSH700 | HSH700G | 5000620243 |
| E2200 GROUND HEATER, W/ LIFT BAIL | E2200 | 5000620215, 5000620176, 5000620216, 5000620226, 5100017448, 5100017449 |
| E5000 GROUND HEATER, W/GAS BURNER | E5000 | 5000620898, 5000620897, 5000620899 |
| HP252 | HP252 | 5000620249 |
| Pureheat Hydronic Heater, Oil Burner | Pureheat | 5000620245, 5000620246, 5000620190, 5000620220 |
| E3000 ES Hydronic Surface Heater | E3000ES | 5000620968, 5000620967 |
| Hydronic Surface Heater w/ Gen erator, 3000 ft hose | S3000 | 5000620218, 5000620182 |
| Mobile Drying System | MC5200 | 5000620201, 5000620232 |
| Indirect Mobile Air Heater, Na tural Gas | Arctic Bear HD | 5000620199, 5000620197 |
| HI1000 Indirect Air Heater, DGM, Electric Break | HI1000DGM | 5200011234, 5200011235, 5100049275, 5100049276 |
| Hydronic Surface Heater, 700m hose | E700M | 5000620195 |
| Cross Heater with oil burner | CH5000 | 5000620240, 5000620242 |
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.
