Wacker Neuson 5000189215 M6x20 Hex Head Cap Screw Stainless Steel

The Wacker Neuson M6x20 Hex Head Cap Screw Stainless Steel is a genuine OEM fastener designed for the HI750, HI900, HI1000, HI260, HSH380, E1250, and HIF600 series indirect fired and hydronic heaters. As a factory-sourced component, matches the exact thread pitch, drive geometry, and stainless steel grade specified by Wacker Neuson for these applications. This screw fits across an extensive range of heater configurations — including diesel, natural gas, propane, and DGM variants — so you can be confident it covers your machine. Keep a spare on hand to avoid delays when routine service or component replacement calls for it.

Key Features

• Correct Stainless Steel Grade: — Manufactured to the stainless steel specification called out by Wacker Neuson, providing the corrosion resistance needed in heater environments exposed to condensation, fuel residue, and outdoor conditions.
• Exact M6x20 Thread and Head Dimensions: — Matches the OEM thread pitch and hex head sizing for a direct drop-in installation with standard tooling — no chasing threads or sourcing adapters.
• Genuine OEM Part: — Sourced directly through Wacker Neuson, so the material grade and dimensional tolerances are exactly what the original design calls for in fastener-critical joints.
• Broad Heater Series Coverage: — Compatible with HI750, HI900, HI1000, HI260, HSH380S, HSH380B, E1250, and HIF600 series heaters across diesel, gas, propane, and DGM configurations.
• Structural Integrity at Every Service Point: — A correct, properly torqued fastener maintains clamping load across panels, brackets, and heat exchanger assemblies; a stripped or corroded screw compromises joint integrity and can allow components to shift under vibration.

A hex head cap screw like the 5000189215 is a structural fastener used to clamp and secure panels, brackets, heat exchanger components, and mounting assemblies throughout the heater unit. In a heating appliance that operates under thermal cycling, vibration, and outdoor exposure, fastener material matters — stainless steel resists the rust and galvanic corrosion that can cause a carbon-steel screw to seize or fail over time. When a fastener corrodes, loosens, or strips, the joint it holds can shift or separate, potentially affecting the alignment of critical components and requiring more extensive repairs than a simple screw replacement.

Part Details

Compatibility & Fitment

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.