Description
Hex Head Cap Screws Silicon Bronze 5/8-11 x 4 are precision-engineered fasteners designed for strength and reliability in challenging environments. These silicon bronze screws combine excellent corrosion resistance with solid mechanical performance for a wide range of applications.
Made from silicon bronze, these hex head cap screws offer exceptional corrosion resistance, non-magnetic properties, and robust holding power ideal for marine hardware, cabinetry, electrical installations, and plumbing assemblies.
- Size: 5/8-11 UNC, 4 in length
- Head style: Hex head cap screw
- Material: Silicon bronze
- Finish: Natural silicon bronze finish
- Common applications: Marine hardware, outdoor equipment, aluminum assemblies, electrical enclosures, plumbing fixtures
Why choose silicon bronze hex head screws? The alloy’s corrosion resistance helps extend service life in saltwater and humid environments, while its non-magnetic nature makes it ideal for sensitive electrical and magnetic applications. The 5/8 inch diameter and 11 TPI thread provide strong clamping and compatibility with standard 5/8-11 nuts and taps (UNC).
Installation tips: Use appropriate thread lubricant for silicon bronze to maintain thread life; avoid cross-threading; ensure compatible nut materials to prevent galvanic corrosion when paired with dissimilar metals.
| Pieces | 4 |
|---|---|
| Measurement type | Inch |
| Thread size | 5/8-11 |
| Diameter | 5/8 |
| Length | 4 |
| Material | Silicon Bronze |
| Grade | Silicon Bronze |
| Finish | Silicon Bronze |
| Head style | Hex |
| Threads per inch | 11 |
| Thread style | Partially Threaded |
| Weight | 2.0 lb |
WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State ofCalifornia to cause cancer and birth defects or other reproductive harm. For more information go tohttps://www.P65Warnings.ca.gov.



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