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An A307 bolt (frequently manufactured as an elevator bolt) is a specialized fastener featuring a remarkably large flat head diameter, a square neck, and a threaded body. The wide, flat head provides a large bearing surface, which keeps the fastener from pulling through soft, pliable materials once secured. Furthermore, the square neck prevents the bolt from turning during installation, ensuring a tight and secure fit.
Because of their unique flat head and secure square neck, A307 elevator bolts are most often used in heavy-duty pulleys and belting operations. Common applications include:
Need help finding the right fastening solution for your agricultural or industrial system? Contact our team today to request a quote. Submit your project details via our online form, or give us a call by phone to speak directly with our structural hardware experts!
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