AirCoat / PowrCoat part 0533448 is a hex head (HH) screw used to secure components in AirCoat and PowrCoat sprayer pumps and assemblies. It provides reliable fastening for critical connections, ensuring proper alignment and preventing loosening from vibration. Replacing worn or damaged screws restores secure assembly and helps prevent leaks or mechanical failure.
| Part Number | 0533448 |
|---|---|
| Part Description | Screw, Hex Head (HH) |
| Brand | AirCoat / PowrCoat |
| Fits | AirCoat Series: 0533423(S, SAA, C, CAA, W, WAA); 0533620(S, SAA, C, CAA, W, WAA); PowrCoat 630: 0533630W, 0533630C |
| Condition | New |
The AirCoat / PowrCoat 0533448 Hex Head Screw is a precision fastener used throughout pump assemblies to secure critical components such as cylinder heads, valve covers, mounting brackets, and fluid sections. Its hex head design allows for positive engagement with standard tools, enabling proper torque application to maintain clamping force.
Over time, screws can become corroded, stripped, or fatigued due to vibration and thermal cycling. A damaged or missing screw can lead to fluid leaks, component misalignment, and accelerated wear of mating parts. Replacing worn fasteners with genuine part 0533448 ensures proper clamping and extends the life of your equipment.
| Secure fastening | Holds components together with precise clamping force |
|---|---|
| Alignment maintenance | Prevents shifting of parts that could cause leaks or wear |
| Vibration resistance | When properly torqued, resists loosening from operational vibration |
| Thread damage | Stripped, cross-threaded, or corroded threads |
|---|---|
| Head damage | Rounded hex, worn drive, or deformed head |
| Stretching / fatigue | Screw appears necked down or has visible distortion |
| Corrosion | Rust or chemical attack that compromises strength |
Part 0533448 is used in the following AirCoat and PowrCoat models. Always confirm fitment using the correct parts manual for your specific machine.
| Model | Description |
|---|---|
| 0533423S | AirCoat Series S Pump |
| 0533423SAA | AirCoat Series S Pump (AA variant) |
| 0533620S | AirCoat Series S Pump |
| 0533620SAA | AirCoat Series S Pump (AA variant) |
| 0533423C | AirCoat Series C Pump |
| 0533423CAA | AirCoat Series C Pump (AA variant) |
| 0533620C | AirCoat Series C Pump |
| 0533620CAA | AirCoat Series C Pump (AA variant) |
| 0533423W | AirCoat Series W Pump |
| 0533423WAA | AirCoat Series W Pump (AA variant) |
| 0533620W | AirCoat Series W Pump |
| 0533620WAA | AirCoat Series W Pump (AA variant) |
| 0533630W | PowrCoat 630 (W variant) |
| 0533630C | PowrCoat 630 (C variant) |
When replacing screws, inspect these associated components to ensure a complete repair.
Check for thread damage or corrosion; replace if necessary to maintain clamping integrity.
If screws secure a sealed joint, inspect and replace gaskets to prevent leaks.
For critical applications, apply medium-strength thread locker per manufacturer specs.
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