S-91306A713 10-24 x 1 1/2" ASTM F835 Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 120,000 PSI ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
• Superior corrosion resistance from zinc plating protects against rust and extends service life in harsh industrial environments.
• Precise Class 3A thread fit guarantees tight, secure fastening with minimal backlash, ideal for vibration-prone assemblies.
• High hardness rating (Rockwell C39) provides excellent wear resistance and durability under repetitive loading conditions.
• Full threading along the 1-1/2" length allows for maximum grip and adjustability in various material thicknesses.
• Hex drive design (1/8") enables easy installation and high torque application with standard tools, speeding up assembly processes.
• Compliance with ASME, ASTM, RoHS, and REACH ensures adherence to industry standards and environmental regulations for safe, global use.

Professional Applications & Engineering Value

Engineered for demanding industrial settings, these 10-24 UNC coarse thread screws with a rounded button head and zinc-plated alloy steel construction address critical fastening challenges. The Class 3A thread fit and coarse pitch enhance engagement in soft materials or where quick assembly is needed, reducing cross-threading risks. With a tensile strength of 120,000 PSI and Rockwell C39 hardness, they withstand heavy loads and vibrations in machinery, automotive, and electrical enclosures. The fully threaded design and hex drive ensure consistent clamping force and easy maintenance, making them a reliable choice for heavy-duty fastening applications that require longevity and compliance with international standards.

Specification Summary & Compliance

This screw features a 10-24 UNC coarse thread with Class 3A precision fit, ensuring tight tolerances for secure fastening. It meets ASME B18.3 and ASTM F835 specifications for dimensional accuracy and performance. Additionally, it is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and suitable for global industrial use.