Wacker Neuson 5000030850 Fitting Key

The Wacker Neuson Fitting Key is a genuine OEM component designed for use across multiple Wacker Neuson machine families, including the CT36BDT and CT36BDT-E 915mm/36-inch walk-behind concrete trowels, the PT2B 50mm/2-inch centrifugal trash pump, and the B 3000 and B 5000 gasoline power units for internal vibrators. As a direct factory-sourced part, the is manufactured to the same specification as the original, ensuring a correct, consistent fit every time. Wacker Neuson genuine OEM parts are the trusted choice when accuracy and equipment integrity matter. Confirm your model number before ordering to ensure full compatibility with your specific machine configuration.

Key Features

• Genuine OEM Construction — Factory-sourced to match the original key profile exactly, ensuring proper engagement with mating components and no risk of slippage or misalignment.
• Direct Drop-In Replacement — Machined to the same dimensions as the original 5000030850, so it seats correctly without any rework or fitting adjustments.
• Broad Cross-Family Fitment — Compatible with CT36BDT and CT36BDT-E walk-behind concrete trowels, PT2B centrifugal trash pumps, and B 3000/B 5000 gasoline internal vibrator power units.
• Torque and Drive Integrity — A correctly fitted key locks rotating components securely to their shafts, maintaining full power transfer and preventing premature wear on keyways and mating surfaces.
• Protects Adjacent Components — A worn or missing fitting key allows shaft-to-hub movement that can rapidly damage pulleys, impellers, or rotors — replacing it promptly protects the wider drivetrain.

A fitting key is a small but critical drivetrain component that locks a rotating part — such as a pulley, impeller, or rotor — firmly to its shaft. It sits in a precisely cut slot (keyway) shared between the shaft and the hub, preventing any rotational slippage between the two. When a fitting key wears, shears, or goes missing, the connected component can spin independently of the shaft, immediately causing loss of drive, accelerated keyway damage, and potential failure of the surrounding assembly. Replacing a worn key promptly with the correct OEM part is one of the simplest ways to protect the integrity of the broader drivetrain.

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.