The Wacker Neuson is a genuine OEM Locking Pin designed for the HI and HDR series indirect-fired and direct-fired air heaters, including the HI110D, HI200D, HI300D, HI400HD, and HDR155 models. As a factory-sourced component, this locking pin is manufactured to the exact material and dimensional standards specified for these units, ensuring a correct fit with no guesswork. It is compatible across a wide range of Wacker Neuson portable heater configurations, covering both standard and heavy-duty diesel variants within the HI100 through HI400 series.
Key Features
- Genuine OEM Retention Spec — Manufactured to Wacker Neuson's exact material and dimensional tolerances, so the pin engages and holds with the same positive retention as the original.
- Drop-In Replacement — Slots directly into the OEM locking position on the heater assembly, requiring no modification to the surrounding hardware or housing.
- Broad HI and HDR Series Coverage — Compatible with HI110D, HI110HD D, HI200D, HI200HD D, HI300D, HI300HD D, HI400HD G, HI400HD D, and HDR155 portable heater units.
- Structural Integrity Under Thermal Cycling — Correctly securing components on a portable heater subject to repeated heat and cool cycles depends on a pin that holds its shape and does not loosen prematurely; a worn or missing pin can allow panels or assemblies to shift during operation.
- Operational Safety Relevance — On fuel-burning heating equipment, a properly functioning locking pin helps keep access panels and housings securely closed, supporting safe combustion and reducing exposure risks during operation.
A locking pin is a fastening component used to secure panels, covers, or assemblies in a fixed position, typically by passing through aligned holes in two mating parts and resisting pull-out through its retention geometry. On portable indirect-fired and direct-fired air heaters like the HI and HDR series, these pins hold key structural and service access points in place during operation and transport. When a locking pin wears, bends, or goes missing, the secured assembly can shift, rattle, or open unintentionally — compromising both operational performance and safe use of the heater.
Part Details
| Part Number | 5000184001 |
|---|---|
| Old Part Number | 0184001 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Locking Pin |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HI 400HD G Indirect Air Heater | HI400HD G | 5000620701 |
| HI 300HD D Indirect Air Heater, Diesel | HI300HDD | 5000620867 |
| HI 400HD D Indirect Air Heater | HI400HDD | 5000620868 |
| HI 300D, HEATER-INDIRECT, DIESEL, -20° | HI300D | 5000620866 |
| HI 110HD D Indirect Air Heater, Diesel | HI110HD D | 5000620864 |
| HI 200 D Indirect Air Heater | HI200D | 5000620865, 5200011877 |
| HI 110D, HEATER-INDIRECT, DIESEL, -20° | HI110D | 5000620915 |
| HI 200HD D Indirect Air Heater | HI200HDD | 5000620916, 5200011878 |
| HDR 155 Direct Fired Radiant Heater | HDR155 | 5200007530 |
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.
