The Wacker Neuson Shaft Seal 25 X 41.2 X 8 4B is a genuine OEM seal designed for the DS70 and DS720 diesel vibratory rammer series, as well as select VPY and DPU vibratory plate models. As a direct factory replacement, this seal matches the original dimensional specification — 25 x 41.2 x 8 mm, 4B profile — ensuring correct installation without modification. Wacker Neuson genuine OEM parts are manufactured to the same tolerances as the components they replace, maintaining the integrity of the original assembly. Confirm your model number against the fitment list before ordering to ensure the is the correct seal for your machine.
Key Features
- Exact OEM Dimensional Spec: — Manufactured to the original 25 x 41.2 x 8 mm, 4B profile for a drop-in fit with no rework to the housing or shaft.
- Genuine Wacker Neuson Part: — Sourced directly from Wacker Neuson, ensuring the lip material and compression rating meet the original design requirements for this seal position.
- Broad Fitment Across DS and VP Families: — Covers DS70 and DS720 diesel rammers with multiple shoe configurations, plus VPY1740, VPY1750, VP2050Y, DPS1850Y, and DPU 2950Y vibratory plate models.
- Prevents Oil Migration and Contamination: — A correctly seated shaft seal keeps gear oil contained within the crankcase and blocks dirt ingress — a worn seal leads to lubrication loss and accelerated internal wear.
- Fuel System and Lubrication Integrity: — On diesel rammer and plate applications, a failing crankshaft or drive shaft seal can allow oil to escape under operating vibration; replacing it promptly protects the crankshaft and surrounding bearings.
A shaft seal creates a dynamic barrier between a rotating shaft and its stationary housing, preventing lubricating oil from escaping the crankcase or gearbox while also blocking abrasive dirt and moisture from entering. On vibratory rammers and plate compactors, the drivetrain operates under continuous cyclic load and high vibration, which accelerates seal lip wear over time. When this seal begins to fail, oil leaks onto surrounding components, lubrication levels drop, and internal wear increases rapidly — making timely replacement critical to keeping the drivetrain serviceable.
Part Details
| Part Number | 5000073620 |
|---|---|
| Old Part Number | 0073620 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Shaft Seal 25 X 41.2 X 8 4B |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| DS70 Vibratory Rammer, 11" Plastic Shoe EPA | DS70 | 5000620049, 5000620050, 5000620052, 5000620053, 5000620054, 5000620911, 5000009342, 5000009402, 5000009403 |
| Diesel Vibratory Rammer, 330mm /13in Shoe | DS720 | 5000008203, 5000008200, 5000009059, 5000009060, 5000009309 |
| Single Direction Plate | VPY70 | 5000007001 |
| 50mm/2in Centrifugal Trash Pum p | PT2Y | 5000007117 |
| Diesel Vibratory Plate | VPY1740 | 5000007126, 5000009082 |
| Diesel Vibratory Plate | VPY1750 | 5000007127, 5000009081 |
| Value Vibratory Plate, 20 kN, 500mm/19.5in | VP2050Y | 5000009089, 5000009515, 5000009090 |
| Modular Internal Vibrators | YD 3.5 | 5000007003 |
| Diesel Power Unit for Internal Vibrator | D4000 | 5000009091 |
| DS70 | DS70Y 13in | 5100060830, 5100030612 |
| Vibration Plate DPS 1850Y | DPS1850Y | 5000007780 |
| Reversible Vibratory Plate, 29 kN, 50cm/20in | DPU 2950Y | 5000007874 |
| DS70 | DS70Y 13in LRC | 5100065736 |
| Modular Internal Vibrators | D3.5Y2 | 5100072404 |
| Modular Internal Vibrators | D3.5Y3 | 5100072406 |
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.
Wacker Neuson