Description
Hex Head Cap Screws Grade 8 Steel Zinc Yellow Bake (USA Made) 5/16-18 x 5 is a high-strength fastener designed for demanding assemblies. Built from premium Grade 8 steel and finished with a durable Zinc Yellow Bake coating, these screws resist wear and corrosion while delivering dependable clamp load in challenging environments. Made in the USA for quality you can trust.
Key features
- Size & thread: 5/16-18 x 5 (coarse 18 threads per inch)
- Material: Grade 8 steel for high tensile strength
- Finish: Zinc Yellow Bake finish for corrosion resistance and visibility
- Head type: Hex Head Cap Screw for easy installation with standard tools
- Origin: USA Made
These screws are ideal for heavy equipment, automotive projects, machinery assemblies, and construction tasks where reliable fastening is critical. For best results, pair with corresponding nuts and bolts and follow standard torque guidelines for Grade 8 fasteners.
| Pieces | 50 |
|---|---|
| Measurement type | Inch |
| Thread size | 5/16-18 |
| Diameter | 5/16 |
| Length | 5 |
| Material | Steel |
| Grade | Grade 8 |
| Finish | Yellow Bake |
| Head style | Hex |
| Threads per inch | 18 |
| Thread style | Partially Threaded |
| Weight | 5.72 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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