The Wacker Neuson Spring is a genuine OEM component designed for the PD3B 75mm/3in Diaphragm Pump. As a direct OEM replacement, this spring is sourced from Wacker Neuson and built to the exact specifications required for correct operation within the pump assembly. Verified fitment for the PD3B series means you can order with confidence and get the machine back in service without guesswork.
Key Features
- Genuine OEM Spring Tension: — Manufactured to the precise load and travel specification required for correct diaphragm pump operation — no substitutions or compromises.
- Direct Drop-In Replacement: — Engineered to seat and function exactly as the original, fitting the PD3B pump's internal spring pocket without modification.
- Confirmed Fitment: — Verified for the Wacker Neuson PD3B 75mm/3in Diaphragm Pump series.
- Consistent Pump Cycling: — A correctly rated spring maintains proper diaphragm stroke rhythm, supporting steady flow output and preventing erratic or weak pumping performance.
- Fuel System Safety Relevance: — Springs within diaphragm pump assemblies contribute to controlled fluid movement; using the correct OEM-spec component helps prevent uncontrolled discharge or pump failure under load.
In a diaphragm pump, the spring works in conjunction with the diaphragm to regulate the reciprocating action that draws fluid in and pushes it out through the discharge port. It controls the return stroke of the diaphragm, ensuring each cycle is consistent and the pump maintains its rated flow rate. When a spring weakens, loses tension, or breaks, the diaphragm stroke becomes uneven, resulting in reduced output, pulsing flow, or complete loss of pumping action.
Part Details
| Part Number | 5000052129 |
|---|---|
| Old Part Number | 0052129 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Spring |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 75mm/3in Diaphragm Pump | PD3B | 5000006802 |
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.
