[1000 BULK] Flange Bolts Serrated Hex Washer Case Hardened Zinc 5/16-18 X 1 1/4
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[1000 BULK] Flange Bolts Serrated Hex Washer Case Hardened Zinc 5/16-18 X 1 1/4

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[1000 BULK] Flange Bolts Serrated Hex Washer Case Hardened Zinc 5/16-18 X 1 1/4

Mutual ScrewSKU: 3120MWWKC
Price:
$626.52per 1000( $0.63 each)
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 1-1/4
Material Steel
Finish Zinc Plated
Head style Serrated Hex Washer
Threads per inch 18
Thread style Fully Threaded
Weight 36.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Achieve secure, vibration-resistant assemblies with our Flange Bolts Serrated Hex Washer Case Hardened Zinc 5/16-18 x 1 1/4. Designed for demanding applications, these bolts combine a built-in flange and serrated hex washer with a durable zinc finish to deliver reliable performance from first install to long-term use.

Key features

  • Flange head with serrated hex washer provides a large bearing surface and anti-slip grip, reducing the need for external washers.
  • Thread size: 5/16-18 and length: 1-1/4 inches for compatibility with a wide range of materials and assemblies.
  • Finish: Zinc, with case-hardening for improved durability and corrosion resistance.

Why choose this flange bolt? It offers quick, reliable installation and a secure hold in high-vibration environments, helping minimize loosening and maintenance.

Typical uses include automotive, equipment assemblies, machinery, and other projects demanding dependable flange bolts with a built-in washer.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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