The Wacker Neuson Pin Retainer Extension Nut (Set of 2) is a genuine OEM component designed for Wacker Neuson Hydraulic Thumb attachments. Sourced directly from Wacker Neuson, this set delivers the exact thread profile, dimensional tolerancing, and material grade specified for the original assembly — so there's no guesswork on fitment. This pair is confirmed for Hydraulic Thumb models and, covering common Wacker Neuson hydraulic thumb configurations. Ordering the correct OEM set means the retaining hardware performs as intended and holds secure under the cyclic loading that hydraulic thumb operation demands.
Key Features
- Genuine OEM Thread and Dimensional Accuracy — Manufactured to Wacker Neuson's exact nut specification, ensuring proper torque engagement and secure retention without thread mismatch or slop.
- Sold as a Matched Set of Two — Supplied as a paired set so both retainer positions on the pin assembly are renewed together, maintaining balanced clamping force across the mount.
- Direct Replacement for Hydraulic Thumb Attachments — Fits Wacker Neuson Hydraulic Thumb models 5000176274 and 5000176407 as a drop-in swap with no rework to surrounding hardware.
- Maintains Pin Retention Under Cyclic Load — A correctly fitted extension nut keeps the thumb pivot pin locked in position during repeated grab-and-release cycles; worn or incorrect nuts allow pin migration and accelerated bore wear.
- Verified OEM Part Number 5000192432 — Cross-reference this number against your Wacker Neuson parts manual before ordering to confirm you have the right set for your attachment.
A pin retainer extension nut secures the pivot or mounting pin of a hydraulic thumb attachment, preventing the pin from walking or backing out during operation. Without properly seated retainer hardware, the pin can shift under the side loads generated during digging and material handling, leading to accelerated wear on the pin bore and eventual loss of thumb control. Replacing worn or damaged retainer nuts restores the clamping integrity of the pin assembly and protects the surrounding attachment structure from further damage.
Part Details
| Part Number | 5000192432 |
|---|---|
| Old Part Number | 0192432 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Pin Retainer Extension Nut (Set of 2) |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Hydraulic thumb | Hydraulic thumb | 5000176274, 5000176407 |
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.
