The Wacker Neuson Hexagon Nut is a genuine OEM component designed for the HI750 and HI900 series indirect-fired air heaters. Sourced directly from Wacker Neuson, this nut meets the exact specifications used in original production, ensuring a proper fit without improvisation or modification. It is confirmed compatible across multiple HI750GM, HI750G, HI750GM HD, HI900DGM configurations, including surge brake and mobile variants. When it comes to fastener integrity on climate equipment operating in demanding cold-weather conditions, using the correct OEM part matters.
Key Features
- Genuine OEM Fastener Grade — Manufactured to the same material and thread specification as the original, ensuring correct torque retention and corrosion resistance in cold-weather heater applications.
- Drop-In Replacement — Matches the original thread pitch, hex size, and seating profile, so it installs directly into the existing fastener position without rework.
- Broad HI Series Compatibility — Fits HI750GM, HI750GM HD, HI750G, and HI900DGM indirect-fired air heater models, including surge brake and mobile indirect air heater configurations.
- Structural Integrity Under Thermal Cycling — Indirect heaters experience repeated heat-up and cool-down cycles; a correctly spec'd fastener maintains clamping force and prevents joint loosening over time.
- Verified Wacker Neuson Part Number — Part number 5000186715 matches Wacker Neuson's official parts catalog, removing guesswork when ordering a replacement.
A hexagon nut is a standard threaded fastener used to clamp and secure components within the heater assembly. In indirect-fired air heaters like the HI750 and HI900 series, fasteners are critical to maintaining sealed connections and secure mounting of panels, brackets, and mechanical assemblies that must withstand vibration and thermal stress. A stripped, corroded, or undersized nut can compromise joint integrity, leading to loose components or misaligned assemblies that affect heater performance and operator safety.
Part Details
| Part Number | 5000186715 |
|---|---|
| Old Part Number | 0186715 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Hexagon Nut |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HI750 DGM HEATER-INDIRECT | HI750GM | 5000620859, 5000620930 |
| HI 750GM HD-Mobile Indirect Ai r Heater-Surge, -40 | HI750GMHD | 5000620969 |
| HI750G HEATER-INDIRECT | HI750G | 5000620857 |
| Factory-Installed Options | Factory-Installed Options | 5200004152 |
| HI900 Heater-DGM,Srg,-40 | HI900DGM | 5200014221, 5200014222, 5200014165, 5200014166 |
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.
