The Wacker Neuson Screw is a genuine OEM component designed for the PT6LT and APT-series self-priming centrifugal trash pumps, including PT6LT pump configurations and the APT4S, APT4T, APT6S, APT6T, APT8S, and APT8T skid- and trailer-mounted pump families. As a factory-sourced fastener, it meets the exact material grade, thread specification, and dimensional tolerances specified by Wacker Neuson for these pump platforms. Fitment extends across both standard and Cold Weather configurations, as well as surge brake and electric brake trailer variants throughout the APT series.
Key Features
- Correct Thread and Dimensional Spec — Sourced directly from Wacker Neuson, this screw matches the exact thread pitch, head type, and shank length called out in the OEM parts documentation — no guesswork on fitment.
- Genuine OEM Material Grade — Factory fasteners for pump assemblies are specified to handle vibration, moisture exposure, and repeated service cycles; this screw meets those same material and finish requirements.
- Broad APT and PT6LT Coverage — A single part number covers PT6LT trailer pumps, APT4S/APT6S/APT8S skid-mount units, and APT4T/APT6T/APT8T trailer models in both standard and Cold Weather configurations.
- Maintains Pump Assembly Integrity — A stripped, corroded, or incorrect fastener in a pump assembly can compromise casing alignment and lead to leaks or vibration-induced loosening under load; using the correct OEM screw keeps the assembly secured to spec.
- Covers Surge Brake and Electric Brake Variants — Compatible across both brake-system configurations in the APT trailer series, making it a reliable stock item for fleets running mixed pump setups.
A screw in a pump assembly serves as a precision fastener that secures housings, covers, brackets, or internal components in correct alignment during operation. In a high-vibration environment like a trash pump running at full load, fasteners are subjected to constant mechanical stress — a fastener that is the wrong thread, length, or material grade can back out, shear, or strip the receiving thread, leading to misalignment, fluid ingress, or component failure. Using the OEM-specified screw ensures the assembly is held together with the same fastener the pump was engineered around, preserving clamping force and long-term structural integrity across the full service life of the pump.
Part Details
| Part Number | 5000077792 |
|---|---|
| Old Part Number | 0077792 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Screw |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PT6LT Pump w/Trailer | PT6LT | 5000007175, 5200014740 |
| Trash Pump | PT6LT(I) | 5100014076 |
| APT6S Pump w/Skid | APT6S | 5200018982 |
| APT6T Pump, Surge Brake | APT6T | 5200019646, 5200019647 |
| APT6T Pump, Surge Brake, Cold Weather | APT6T CW | 5200019794, 5200019795 |
| APT4S Pump w/Skid | APT4S | 5200018977 |
| APT8S Pump w/Skid | APT8S | 5200018987 |
| APT4T Pump, Surge Brake | APT4T | 5200019643, 5200019644 |
| APT8T Pump, Surge Brake | APT8T | 5200019648, 5200019649 |
| APT4T Pump, Surge Brake, Cold Weather | APT4T CW | 5200019792, 5200019793 |
| APT8T Pump, Surge Brake, Cold Weather | APT8T CW | 5200019796, 5200019797 |
| APT4S Pump w/Skid, Cold Weather | APT4S CW | 5200019798 |
| APT6S Pump w/Skid, Cold Weather | APT6S CW | 5200019799 |
| APT8S Pump w/Skid, Cold Weather | APT8S CW | 5200019800 |
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.
