The Wacker Neuson Pump Base is a genuine OEM component designed for the PDT and PDI series diaphragm pumps, including the PDT3A, PDT3, PDI3A, PDI3A(I), PDT2A, and PDI2A(I) models. As a direct OEM replacement sourced through authorized Wacker Neuson supply channels, this part is manufactured to the exact specifications of the original, ensuring a correct fit within the pump assembly. Whether you are servicing a PDT2A on a light dewatering application or overhauling a PDI3A(I) diaphragm pump, part number restores the structural foundation of the pumping unit. Confirm your model number before ordering to ensure full compatibility across the range listed.
Key Features
- Genuine OEM Construction — Manufactured to Wacker Neuson's original material and dimensional specifications, ensuring the base provides the correct structural rigidity and mounting geometry for diaphragm pump operation.
- Drop-In Replacement Fit — Matches the original bolt pattern and housing interface of the PDT and PDI series, allowing direct installation without modification to existing pump components.
- Broad PDT/PDI Series Compatibility — Fits PDT3A, PDT3, PDI3A, PDI3A(I), PDT2A, and PDI2A(I) diaphragm pump models, covering both 2-inch and 3-inch discharge variants in the Wacker Neuson diaphragm pump lineup.
- Structural Integrity Restored — A damaged or cracked pump base can allow housing misalignment and diaphragm failure; replacing with a genuine part re-establishes the secure foundation the pump mechanism depends on.
- Verified Part Number — Order with confidence using Wacker Neuson part number 5000179863, cross-referenced against multiple PDT and PDI model and machine number combinations.
The pump base forms the structural lower housing of a diaphragm pump, providing the mounting platform that holds the pumping mechanism, valve assemblies, and drive components in precise alignment. In a diaphragm pump, this alignment is critical — any distortion or damage to the base can cause the diaphragm to seat improperly, resulting in reduced suction efficiency, fluid bypass, or complete pump failure. When the pump base is cracked, warped, or worn at its sealing surfaces, the pump will struggle to build prime and may fail to move water altogether, making timely replacement essential for keeping dewatering operations running.
Part Details
| Part Number | 5000179863 |
|---|---|
| Old Part Number | 0179863 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Pump Base |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PDT3A | PDT3A | 5000620773, 5100075507 |
| PDT3 | PDT3 | 5000620774 |
| PDI3A | PDI3A | 5000620775, 5100075508 |
| PDI3A(I) | PDI3A(I) | 5000620776, 5100075509 |
| PDT2A | PDT2A | 5100075510 |
| PDI2A(I) PUMP | PDI2A(I) | 5100075511 |
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.
