Part 9811122 Nut is a genuine replacement fastener used across multiple Elite, Helix, PowrLiner, PowrTwin, and Spraytech equipment models. This precision-threaded nut secures critical components such as pump assemblies, motor mounts, frame connections, and fluid section hardware. Replacing a stripped, corroded, or missing nut restores proper clamping force and ensures safe, reliable operation.
| Part Number | 9811122 |
|---|---|
| Part Description | Nut (Replacement Fastener) |
| Brand | Elite / PowrLiner / Helix / Spraytech |
| Fits | Elite, Helix, PowrLiner, PowrTwin, Spraytech (see long description for full model list) |
| Condition | New |
The 9811122 Nut is a critical fastener used throughout various equipment lines to secure pumps, motors, frames, and fluid section components. Manufactured to OEM specifications, this nut provides the correct thread pitch, grade, and finish to maintain proper clamping force in demanding applications.
Over time, nuts can become stripped from over-torquing, corroded from chemical exposure, or simply lost during maintenance. Using the correct replacement nut ensures components remain securely fastened, preventing dangerous loosening during operation and reducing the risk of equipment damage or personal injury.
| Component retention | Secures pumps, motors, frames, and fluid sections in place |
|---|---|
| Clamping force | Provides necessary tension to prevent loosening under vibration |
| Alignment maintenance | Helps maintain proper alignment of mated components |
| Safety | Prevents hazardous component separation during operation |
| Stripped threads | Nut spins without tightening or feels rough during installation |
|---|---|
| Corrosion | Rust or chemical damage that compromises strength |
| Deformation | Nut is bent, warped, or no longer hexagonal |
| Missing | Nut lost during service or operation |
This nut is compatible with the following models. Always verify your equipment's parts diagram to ensure correct fit and application.
| Brand / Model | Component |
|---|---|
| Elite 3500 72v | Nut (various locations) |
| Elite 3500 | Nut (various locations) |
| Elite 5500 | Nut (various locations) |
| Helix LP (Model No. 0138040) | Nut (various locations) |
| Helix LP (Model No. 0138065) | Nut (various locations) |
| PowrLiner 3500 72v | Nut (various locations) |
| PowrLiner 3500 | Nut (various locations) |
| PowrLiner 3500s | Nut (various locations) |
| PowrLiner 4500 | Nut (various locations) |
| PowrLiner 5500 | Nut (various locations) |
| PowrLiner 4955 | Nut (various locations) |
| PowrLiner 6955 | Nut (various locations) |
| PowrLiner 8955 | Nut (various locations) |
| PowrTwin 12000 Plus | Nut (various locations) |
| PowrTwin 4900 | Nut (various locations) |
| PowrTwin 6900 | Nut (various locations) |
| PowrTwin 8900 | Nut (various locations) |
| PowrTwin 12000 Plus DI | Nut (various locations) |
| Spraytech ED655 Plus | Nut (various locations) |
Note: This list includes common applications. Consult your parts manual for exact location and quantity.
When replacing nuts, these associated components are often inspected or replaced at the same time.
Inspect mating threads for damage; replace if worn or stretched.
Flat or lock washers distribute load and prevent loosening; replace if deformed.
Apply appropriate strength thread locker where specified in the service manual.
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