[2000 BULK] Flange Bolts Serrated Hex Washer Case Hardened Zinc 5/16-18 X 3/8

★★★★★ 4.5 77 reviews

US$225.03
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US$225.03
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Free shipping Free 30-day returns

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Product details

Management number 242026333 Release Date 2026/07/19 List Price US$225.03 Model Number 242026333
Category

Upgrade your fastening projects with our Flange Bolts Serrated Hex Washer Case Hardened Zinc 5/16-18 x 3/8. These bolts combine a built-in flange for even load distribution with a serrated hex washer under the head to resist loosening, all finished in durable zinc for corrosion resistance.

Key features

  • Thread size: 5/16-18 (UNF/UNC standard)
  • Length: 3/8 inch
  • Finish: Zinc-plated for corrosion resistance
  • Material: Case-hardened steel for added strength
  • Head style: Flange head with serrated washer for secure seating

Ideal for a range of applications where a strong, secure bolt with a built-in flange is needed. The combination of a flange head, serrated washer, and case-hardened zinc finish provides reliable performance in environments with vibration and exposure to the elements.


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