S-91306A348 10-24 x 3/4" ASTM F835 Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 120,000 PSI ensures reliable performance under high-stress conditions, reducing the risk of fastener failure in demanding applications.
• Superior corrosion resistance with zinc-plated alloy steel construction extends service life and maintains integrity in harsh industrial environments.
• Precise Class 3A thread fit provides tighter tolerances for secure, vibration-resistant connections, minimizing loosening over time.
• Coarse UNC threading allows for quicker installation and easier alignment, saving time and labor costs in assembly operations.
• Hex drive design with 1/8" drive size offers efficient torque application and slip-resistant engagement, enhancing installation speed and tool compatibility.
• Fully threaded shank ensures consistent grip along the entire length, providing uniform clamping force and versatility in various material thicknesses.
• High Rockwell C39 hardness resists wear and deformation, maintaining thread integrity and reuse capability in repetitive fastening tasks.

Professional Applications & Engineering Value

These 10-24 UNC rounded head screws are engineered to address common industrial challenges, such as vibration-induced loosening and environmental corrosion. The zinc-plated alloy steel material provides a durable barrier against moisture and chemicals, ideal for outdoor equipment, machinery assemblies, and automotive components. With a coarse thread spacing and Class 3A thread fit, they deliver secure fastening in metals and plastics, reducing the need for frequent maintenance. The hex drive style ensures easy installation with standard tools, streamlining production lines and minimizing downtime. Suitable for applications requiring high tensile strength and compliance with rigorous standards, these screws offer long-term reliability in construction, manufacturing, and electronics industries.

Specification Summary & Compliance

This product adheres to precise dimensional standards, including Class 3A thread fit for tight tolerances and UNC coarse threading with a 10-24 size. It meets ASME B18.3 and ASTM F835 specifications for consistent quality and performance. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it ensures environmental safety and material sustainability in industrial use.