The Wacker Neuson Hexagon Nut is a genuine OEM component designed for PT2A, PT3A, and PT4A series self-priming centrifugal trash pumps, including the PT2A(I), PT3A(I), and PT4A(I) variants. Sourced directly from Wacker Neuson, this fastener matches the exact specification of the original part — ensuring correct torque retention and a secure, rattle-free fit every time. Whether you're completing a scheduled service or making a field repair, having the right hardware on hand keeps the job moving. Cross-reference part number against your model's parts diagram to confirm fitment before ordering.
Key Features
- Genuine OEM Fastener Grade — Manufactured to Wacker Neuson's exact hardness and thread specification, so torque values and clamping force stay consistent with the original pump assembly.
- Direct Drop-In Replacement — Matches the original thread pitch, drive size, and seating dimensions for straightforward installation without modification.
- Broad PT Series Compatibility — Fits PT2A, PT3A, and PT4A trash pumps in both standard and indirect (I) configurations, covering a wide range of Wacker Neuson pump models in a single part number.
- Secure Clamping Under Vibration — Trash pumps operate under sustained vibration and load; a correctly spec'd OEM nut maintains joint integrity and prevents loosening during extended run time.
- Fuel and Fluid System Safe — Where used in proximity to fuel or fluid connections, the OEM material grade resists corrosion and chemical degradation common in pump environments.
A hexagon nut is a standard threaded fastener used throughout pump assemblies to clamp components securely together — from engine mounts and volute housings to plumbing connections and guard panels. While it may appear to be a minor hardware item, using the wrong grade or thread spec can result in under-torquing, joint loosening, or thread damage that leads to leaks or component failure during operation. On a self-priming trash pump like the PT2A, PT3A, or PT4A, maintaining tight, correctly torqued fastener joints is essential to sustaining prime and preventing suction or discharge leaks under load.
Part Details
| Part Number | 5100050897 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Hexagon Nut |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PT2A | PT2A | 5100042215 |
| PT3A | PT3A | 5100042216 |
| PT4A | PT4A | 5100042217, 5100042604 |
| PT2A(I) | PT2A(I) | 5100042613 |
| PT3A(I) | PT3A(I) | 5100042614 |
| PT4A(I) | PT4A(I) | 5100042615 |
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.
