1. Product Overview
The Hillman 840560 is a 3-inch aluminum angle-cut number '4', designed for clear display on mailboxes or homes. This weather-resistant, self-adhesive number enhances the visibility of your address for visitors and emergency services. Crafted from anodized aluminum, it offers rust and fade resistance, ensuring long-lasting performance.
- Made of durable anodized aluminum.
- Reflective surface provides enhanced visibility.
- Can be used on mailboxes or homes.
- Self-Adhesive for easy application.
- Designed to display house numbers in a place that is easily visible from the street.

2. Setup and Installation
This number features a self-adhesive backing for straightforward installation on various surfaces.
- Prepare the Surface: Ensure the chosen surface (mailbox, house wall, etc.) is clean, dry, and smooth. Remove any dirt, dust, grease, or loose paint. A clean surface is crucial for optimal adhesion.
- Determine Placement: Select a location where the number will be clearly visible from the street. Consider height and lighting conditions.
- Peel Backing: Carefully peel off the protective backing from the self-adhesive side of the number. Avoid touching the adhesive surface with your fingers to maintain its stickiness.
- Apply the Number: Align the number precisely with your desired placement. Once aligned, firmly press the number onto the surface. Apply even pressure across the entire surface of the number for at least 30 seconds to ensure a strong bond.
- Curing Time: Allow the adhesive to cure for at least 24 hours before exposing it to harsh weather conditions or attempting to reposition it.
3. Operating Instructions
The Hillman 840560 number is designed for passive operation, serving as a permanent visual identifier for your address.
- Visibility: Ensure the number remains unobstructed by foliage, decorations, or other items to maintain maximum visibility from the street.
- Purpose: Its primary function is to clearly display your house or mailbox number, aiding in navigation for visitors, delivery personnel, and emergency services. The reflective surface enhances visibility, especially in low-light conditions.
4. Maintenance
To ensure the longevity and appearance of your Hillman aluminum number, follow these simple maintenance guidelines:
- Cleaning: Periodically clean the surface with a soft, damp cloth and mild soap. Avoid abrasive cleaners, harsh chemicals, or scouring pads, as these can damage the anodized finish and reflective properties.
- Inspection: Regularly check the number for any signs of wear, damage, or loosening from the surface. Address any issues promptly to prevent further deterioration.
- Weather Exposure: While weather-resistant, extreme conditions may affect its appearance over time. Regular cleaning helps mitigate the effects of environmental exposure.
5. Troubleshooting
If you encounter issues with your Hillman 840560 number, consider the following:
- Poor Adhesion: If the number is not sticking properly, ensure the surface was thoroughly cleaned and dry before application. Cold temperatures can also affect adhesive performance; apply in moderate temperatures if possible. For existing installations, consider using a stronger, weather-resistant adhesive if the original bond fails.
- Reduced Visibility: Check for any new obstructions (e.g., overgrown plants, new decorations) that might be blocking the number. Clean the surface to remove any accumulated dirt or grime that could dull its reflective quality.
- Fading/Discoloration: While anodized aluminum is fade-resistant, prolonged exposure to intense UV light or harsh chemicals can eventually cause some change. Ensure proper cleaning as described in the Maintenance section.
6. Specifications
| Feature | Detail |
|---|---|
| Manufacturer | The Hillman Group |
| Part Number | 840560 |
| Item Model Number | 840560 |
| Material | Aluminum |
| Color | Black (Numeral) / Gold (Plate) |
| Size | Number 4 (3-Inch) |
| Product Dimensions | 1.18 x 0.79 x 0.04 inches (approximate) |
| Item Weight | 1.6 ounces |
| Installation Method | Self-adhesive, Surface Mount |
| Mounting Type | Wall Mount |
| UPC | 045899303047 |
7. Warranty Information
This product comes with a standard manufacturer's warranty. For specific details regarding warranty coverage, terms, and conditions, please refer to the packaging or contact Hillman customer support directly.
8. Support
For further assistance, questions, or to report any issues not covered in this manual, please contact Hillman customer service. Contact information can typically be found on the product packaging or the official Hillman website.




