Wacker Neuson 5000156451 Oil Seal

The Wacker Neuson is a genuine OEM Oil Seal designed for an exceptionally wide range of Wacker Neuson equipment, including PT2 trash pumps, VP and WP series single-direction vibratory plate compactors, CT36-6 walk-behind concrete trowels, GP2600 portable generators, PDT2 and PDT3 diaphragm pumps, PG2 and PG3 dewatering pumps, BPU2540 reversible vibratory plates, BFS floor saws, and GPi3200 inverter generators. As a genuine OEM component, the is manufactured to the exact specifications set by Wacker Neuson, ensuring a direct drop-in fit across every compatible model without the guesswork of adapting an off-spec part. This oil seal is a critical wear item — replacing it on schedule protects internal shafts and bearings from oil loss and contamination. Keep a on hand to support fast turnaround during routine service or unplanned repairs across your Wacker Neuson fleet.

Key Features

• Genuine OEM Sealing Integrity — Manufactured to Wacker Neuson's precise lip profile and material specification, delivering the compression and retention characteristics required to hold oil under operating load and temperature cycles.
• Direct-Fit Replacement — Matches the original bore diameter, shaft diameter, and housing depth so it seats correctly without machining or shimming.
• Broad Cross-Family Compatibility — A single part number covering PT2 trash pumps, VP/WP plate compactors, CT36-6 trowels, GP2600 and GPi3200 generators, PDT/PG pump families, BPU2540 reversible plates, and BFS floor saws — simplifying parts inventory across a mixed fleet.
• Protects Bearings and Drive Components — A fully functional oil seal keeps lubricant where it belongs and blocks dirt, water, and debris from reaching shaft bearings; a worn or cracked seal leads to rapid bearing wear, overheating, and costly internal damage.
• Fuel and Oil System Safety — In pump and generator applications, a compromised oil seal can allow oil to migrate toward fuel circuits or ignition components; using the correct OEM seal maintains the integrity of the fluid boundary between systems.

An oil seal — sometimes called a shaft seal or lip seal — creates a dynamic barrier between a rotating shaft and its stationary housing. Its primary job is to retain lubricating oil inside the gearbox, crankcase, or pump casing while simultaneously blocking external contaminants such as dirt, moisture, and debris from entering. Across the Wacker Neuson equipment families this part serves — from vibratory plate compactors and concrete trowels to trash pumps and portable generators — rotating shafts are present in virtually every drivetrain and fluid-handling assembly, making a serviceable oil seal essential to sustained performance. When an oil seal hardens, cracks, or loses lip tension with age and heat, oil leaks begin, lubrication film breaks down, and bearing or gear surfaces deteriorate rapidly; catching and replacing a failing seal early is one of the most cost-effective preventive maintenance steps an operator can take.

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.