The Wacker Neuson Oil Seal is a genuine OEM component designed for the PDT2B 50mm/2in Diaphragm Trash Pump series. Sourced directly from Wacker Neuson, this oil seal meets the exact material and dimensional specifications of the original part. It is confirmed to fit PDT2B machines across both configurations in the series, making it a straightforward service replacement. Keep a spare on hand to stay ahead of routine maintenance and avoid unexpected fluid loss during pump operation.
Key Features
- OEM-Grade Sealing Material — Manufactured to Wacker Neuson's original compound and hardness specifications, ensuring correct compression and long-term sealing performance under pump operating conditions.
- Drop-In Replacement — Matches the original seal profile and bore dimensions for the PDT2B, seating correctly in the housing without rework or modification.
- Confirmed PDT2B Fitment — Verified for the PDT2B 50mm/2in Diaphragm Trash Pump series, covering both listed machine configurations.
- Prevents Oil Contamination and Leakage — A worn or cracked oil seal allows lubricating oil to migrate into unwanted areas or escape the housing entirely, leading to accelerated wear on internal pump components.
- Fuel and Fluid System Integrity — Maintaining a properly seated oil seal is essential to keeping the pump's lubrication circuit contained and preventing cross-contamination with pumped media.
An oil seal creates a dynamic barrier between rotating or reciprocating shaft components and the surrounding housing, retaining lubricating oil while keeping contaminants out. In a diaphragm trash pump like the PDT2B, this seal plays a critical role in protecting the drive mechanism from fluid ingress and oil loss. When the seal degrades — through heat cycling, age, or abrasion — it can allow oil to leak past the shaft, starving internal components of lubrication and shortening the service life of the pump.
Part Details
| Part Number | 5000089651 |
|---|---|
| Old Part Number | 0089651 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Oil Seal |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 50mm/2in Diaphragm Trash Pump | PDT2B | 5000007612, 5000007613 |
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.
