The Wacker Neuson is a genuine OEM Hexagonal Head Cap Screw designed for use across multiple Wacker Neuson diaphragm trash pump and ride-on concrete trowel families. This fastener serves a critical structural role in maintaining secure assembly of key components on PDT2A, PDT3A, PDI2A, PDI3A, PDT2, PDT3, and PDI2 series diaphragm pumps, as well as CRT36, CRT46, and CRT60 series ride-on power trowels. As a genuine OEM part sourced directly from Wacker Neuson, the meets the exact dimensional and grade specifications called out in the original equipment build. Buyers can install this fastener with confidence knowing it is the same part used in factory assembly across a broad range of Wacker Neuson equipment.
Key Features
- Genuine OEM Grade Fastener — Manufactured to the exact thread pitch, shank diameter, and head geometry specified by Wacker Neuson — no risk of cross-threading, stripping, or under-torque fitment issues common with non-spec hardware.
- Direct-Fit Replacement — Drops into place using standard hex tooling with no reworking of mating threads or mounting surfaces required.
- Broad Fitment Coverage — Compatible with PDT2A, PDT3A, PDI2A, PDI3A, PDT2, PDT3, PDI2, PDI3, PD3B diaphragm trash pump models, plus CRT36, CRT46, and CRT60 series ride-on concrete trowels.
- Maintains Structural Integrity — A correctly torqued, properly spec'd cap screw keeps critical assemblies clamped and sealed; a stripped or incorrect fastener can allow components to shift, loosen, or leak under operating loads.
- Torque-Critical Application Compliance — Using the correct OEM-spec fastener ensures torque values specified in Wacker Neuson service documentation are achievable and repeatable — important for both pump housings and trowel deck components.
A hexagonal head cap screw is a fully threaded or partially threaded fastener used to clamp two or more components together through a tapped hole or with a nut, providing a strong, removable mechanical joint. In diaphragm pump applications, these fasteners secure pump housings, valve plates, and cover assemblies against the cyclic pressure forces generated during fluid transfer — a loose or incorrect fastener can cause housing separation or fluid leakage under load. On ride-on concrete trowels, cap screws of this type are used throughout the machine's structural and drivetrain assemblies, where correct clamping force is essential to safe operation and component longevity.
Part Details
| Part Number | 5000025550 |
|---|---|
| Old Part Number | 0025550 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Hexagonal Head Cap Screw |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 50mm/2in Diaphragm Trash Pump | PDT2A | 5000007610, 5000007611 |
| 75mm/3in Diaphragm Trash Pump | PDT3A | 5000007614, 5000007615, 5000007616 |
| 50mm/2in Inline Diaphragm Tras h Pump | PDI2A | 5000007624, 5000007625 |
| 75mm/3in Inline Diaphragm Tras h Pump | PDI3A | 5000007628, 5000007629, 5000009407 |
| 50mm/2in Diaphragm Trash Pump | PDT2 | 5000009494, 5000007633 |
| 75mm/3in Diaphragm Trash Pumps | PDT3 | 5000009495 |
| CRT60-66K | CRT60-66K | 5000620921, 5000620922 |
| CRT60-74LX | CRT60-74LX | 5100038000 |
| CRT60-74L | CRT60-74L | 5200012300 |
| CRT46KHN | CRT46KHN | 5000007515 |
| CRT46KHO | CRT46KHO | 5000007641 |
| 915mm/36in Ride-On Trowel, ove rlapping | CRT36ASO | 5000007512 |
| 915mm/36in Ride-On Trowel, non #NAME? | CRT36ASN | 5000007513 |
| CRT46ASO | CRT46ASO | 5000007514 |
| 50mm/2in Diaphragm Trash Pump | PDI2 | 5000009489 |
| 75mm/3in Diaphragm Pump | PD3B | 5000006802 |
| 75mm/3in Diaphragm Trash Pump | PDI3 | 5000009491, 5000009492 |
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.
