[1000 BULK] Frame Bolts Flange Black Phospohate 5/16-18 X 1 1/2

Frame Bolts Flange Black Phospohate 5/16-18 X 1 1/2 are designed for secure frame assemblies, featuring a built-in flange for a wide bearing surface and a corrosion?resistant black phosphate finish. These bolts use a standard 5/16-18 thread and measure 1-1/2 inches long, delivering reliable clamping force in metal-to-metal joints.

• Finish: Black phosphate for a dark, durable coating that helps resist corrosion in typical indoor environments.
• Thread size: 5/16-18
• Length: 1-1/2 in
• Head/Flange: Flange bolt with built-in bearing surface to distribute load and simplify installation
• Recommended uses: Frame construction, machinery, equipment assemblies requiring a flange bolt

For best results, pair with compatible nuts and washers and tighten to the manufacturer's recommended torque. Use where a strong, reliable fastener is required with a clean, finished appearance.