Hager 1-800-7175 Commercial Hinge Machine Screws | 12-24 x 1/2" | Package of 12
The Hager 1-800-7175 is the industry-standard fastener for securing commercial-grade hinges to metal door frames. These high-quality Flat Phillips Head Machine (FPHM) screws are specifically designed to provide a flush, secure fit for architectural hinges, ensuring structural stability and smooth door operation. Sold in a convenient package of 12, these screws are the professional’s choice for new installations, retrofits, and facility maintenance repairs.
Engineered for Precision and Durability
Designed for use in high-traffic environments, the Hager 1-800-7175 features a 12-24 thread, which is the universal standard for hollow metal door frames. Each screw is finished with a US2C Zinc Plating, providing essential corrosion resistance and a clean, professional appearance. The 1/2-inch length ensures maximum thread engagement without bottoming out, making it compatible with a wide range of standard and heavy-weight commercial hinges.
Ease of Installation
To prevent stripping and ensure a high-torque seat, these screws are designed for use with a #3 Phillips Driver Bit. The countersunk flat head is precision-machined to seat perfectly within the leaf of Hager commercial hinges, preventing interference with the door's closing cycle. Whether you are hanging a new fire-rated door or replacing worn fasteners, these screws provide the reliability required for commercial life-safety openings.
Technical Specifications
| Feature | Specification |
| Model Number | Hager 1-800-7175 |
| Screw Type | Machine Screw (FPHM) |
| Thread Size | #12-24 |
| Length | 1/2" |
| Head Style | Flat Phillips Head |
| Drive Required | #3 Phillips Bit |
| Finish | US2C (Zinc Plated) |
| Packaging | 12 Screws per Package |
| Compatibility | Standard & Heavy Weight Hager Commercial Hinges |
Key Product Highlights
- Universal Metal Frame Fit: The 12-24 threading is compatible with almost all commercial hollow metal frames and reinforced aluminum frames.
- Architectural Flush Fit: Precision countersunk head ensures the fastener sits perfectly flush with the hinge leaf surface.
- Commercial Strength: Built to withstand the shear force and vibration of high-frequency door cycles in schools, hospitals, and retail spaces.
- Zinc-Plated Protection: The US2C finish offers a durable barrier against rust and oxidation in interior and sheltered exterior applications.
| Brand | Hager |
| Thread Pattern | 12-24 |
| Screw Type | Phillips Head, Machine Screw |
| General - US Finishes | US2C - Zinc Plated |
| Hinge Grade/Thickness | Standard Wt .119 to .146, Heavy Wt .180 to .190 |
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