The Wacker Neuson Diaphragm Pump is a genuine OEM component designed for the P35 Wet Screed Power Unit and PG1 Dewatering Pump series. Sourced directly from Wacker Neuson, this part carries the same specification as the original, ensuring a consistent, drop-in fit against the factory mounting points and fluid passages. Whether you're servicing a P35 screed unit or restoring flow performance on a PG1 dewatering pump, part number delivers the exact replacement your machine calls for.
Key Features
- Genuine OEM Diaphragm Integrity — Manufactured to Wacker Neuson's original material and flex-cycle specification, so the diaphragm maintains its seal under the pressure and chemical demands of pumping applications.
- Direct-Fit Replacement — Matches the original bolt pattern, port dimensions, and connection interfaces of the 5000207409, allowing straightforward installation without reworking fittings or housings.
- Confirmed Fitment for P35 and PG1 Series — Verified for the P35 Wet Screed Power Unit and the PG1 Dewatering Pump, covering two distinct Wacker Neuson machine families with a single part number.
- Sustained Pumping Efficiency — A correctly functioning diaphragm maintains prime and consistent flow rate; a cracked or fatigued diaphragm causes pressure loss, air ingestion, and intermittent output that stalls work on the screed deck or dewatering site.
- Fluid Containment Assurance — In dewatering and wet screed applications, a compromised diaphragm risks uncontrolled fluid bypass into the pump housing; replacing with a genuine OEM part restores the barrier between fluid and mechanical components.
A diaphragm pump moves fluid by flexing a membrane back and forth inside a sealed chamber — as the diaphragm pulls back it draws fluid in through an inlet valve, and as it pushes forward it forces that fluid out through an outlet valve. This flexing action is what creates the suction needed to lift water or slurry from a source and push it through discharge lines. When the diaphragm develops a crack, pinhole, or loss of elasticity, the pump loses prime, output pressure drops, and the machine can no longer move fluid at the rate the job demands — making timely diaphragm replacement critical to keeping operations on schedule.
Part Details
| Part Number | 5000207409 |
|---|---|
| Old Part Number | 0207409 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Diaphragm Pump |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Wet Screed Power Unit | P35 | 5000620006 |
| Dewatering Pump | PG1 | 5200019694 |
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.
