The Wacker Neuson is a genuine OEM Connecting Rod Kit Complete with Retaining Ring Pd3 designed for the PDI3A, PDT3, and PD3B series 75mm/3-inch diaphragm trash pumps. As a factory-sourced assembly, part includes all components needed to restore the connecting rod linkage to original operating condition — no sourcing individual pieces separately. This kit is confirmed compatible across multiple PDI3A inline diaphragm configurations as well as the PDT3 and PD3B diaphragm pump models, making it a versatile service part for operators running Wacker Neuson's 3-inch pump lineup.
Key Features
- Complete OEM Assembly: — Ships as a matched kit with the connecting rod and retaining ring together, ensuring all mating components meet the same dimensional tolerances as the originals.
- Drop-In Fitment for 3-Inch Diaphragm Pumps: — Engineered to install directly into the PDI3A inline diaphragm, PDT3, and PD3B pump families without rework or adaptation to the pump housing.
- Broad Compatibility Across the Pd3 Family: — Covers multiple PDI3A machine configurations alongside the PDT3 and PD3B, consolidating service stock for fleets running Wacker Neuson 75mm diaphragm pumps.
- Restores Full Pump Stroke Output: — A worn or damaged connecting rod causes inconsistent diaphragm travel, reducing flow rate and suction lift. Replacing with this kit brings stroke geometry back to spec.
- Genuine Wacker Neuson Quality: — Sourced directly from Wacker Neuson, this OEM kit meets the material and dimensional standards set for the original pump build — critical for consistent diaphragm actuation under continuous pumping loads.
The connecting rod in a diaphragm pump transfers rotational motion from the engine's crankshaft into the back-and-forth linear movement that drives the diaphragm. This reciprocating action creates the suction and discharge pressure that moves liquid through the pump. When the connecting rod wears, bends, or the retaining ring fails, the diaphragm loses consistent actuation — resulting in reduced flow, loss of prime, or complete pump failure. Replacing the connecting rod assembly with part 5000176432 restores the mechanical link between engine power and pumping output, getting the machine back to full transfer capacity.
Part Details
| Part Number | 5000176432 |
|---|---|
| Old Part Number | 0176432 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Connecting Rod Kit Complete with Retaining Ring Pd3 |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 75mm/3in Inline Diaphragm Tras h Pump | PDI3A | 5000007628, 5000007629, 5000009407 |
| 75mm/3in Diaphragm Trash Pump | PDT3 | 5000007619 |
| 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.
