Description
Flange Bolts Serrated Hex Washer 5/16-18 x 3/4 are engineered fasteners featuring a flange-style head with a built-in serrated washer to bite into a surface and resist loosening from vibration. These bolts are sized 5/16-18 with a 3/4 inch length, making them suitable for a variety of light to mid-duty assemblies where secure clamping is essential.
Designed for reliable performance, these flange bolts distribute clamp load across a broader area, reducing stress on mating surfaces. The serrated hex washer helps prevent loosening under dynamic loads, while the flange head provides a clean, flush seating to streamline installation and appearance.
Key Features
- Serrated hex washer design helps prevent loosening from vibration and dynamic forces.
- Flange head distributes load over a larger surface area for secure, even clamping.
- Standard thread 5/16-18 with a 3/4" length for compatibility with common nuts and tapped holes.
Specifications: Thread size 5/16-18 • Length 3/4 inch • Head type: flange with serrated washer
These flange bolts are ideal for automotive, machinery, equipment, and furniture applications where a strong, vibration-resistant fastener is required. Add to cart to secure assemblies with confidence and ease.
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800-222-0324

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