S-93306A558 1/4"-20 x 3" Aluminum Hex Head Screws
Aluminum Hex Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Lightweight yet robust construction using 2024 aluminum reduces component weight without compromising structural integrity, ideal for weight-sensitive applications.
- Exceptional tensile strength of 30,000 psi ensures reliable performance under high-stress conditions, preventing fastener failure.
- Full threading along the entire 3-inch length provides maximum grip and uniform load distribution for superior holding power.
- Class 2A thread fit with UNC coarse threading offers easier, faster assembly and reduced risk of cross-threading in industrial settings.
- External hex drive and hex head design allows for high-torque application with standard tools, speeding up installation and maintenance.
- Rockwell B40 hardness rating enhances durability and resistance to wear, extending the screw's service life in demanding environments.
- Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets global standards for hazardous substance restrictions.
Professional Applications & Engineering Value
This 2024 aluminum hex head screw is engineered to address common industrial challenges such as corrosion susceptibility and weight management in assemblies. The UNC coarse thread and Class 2A fit facilitate quick, secure fastening in machinery, aerospace, and automotive components, where vibration resistance and ease of maintenance are critical. Its fully threaded design ensures consistent clamping force across the entire length, reducing the risk of loosening under dynamic loads. The external hex drive enables efficient installation with common wrenches, streamlining production lines and reducing downtime. Ideal for applications requiring a balance of strength, lightweight properties, and regulatory compliance, this screw delivers reliable performance in harsh operational environments.
Specification Summary & Compliance
This screw adheres to UNC thread standards with a Class 2A thread fit for precise dimensional accuracy and ease of assembly. It meets manufacturing specifications including a tensile strength of 30,000 psi and Rockwell B40 hardness. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from restricted hazardous substances, suitable for global industrial use.
