S-91255A236 10-24 x 9/16" ASTM F835 Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-oxide coating, ideal for harsh industrial environments.
• Exceptional tensile strength of 120,000 psi ensures reliable performance under high-stress conditions.
• Precise Class 3A thread fit guarantees secure, vibration-resistant fastening in critical assemblies.
• Fully threaded design provides maximum grip and load distribution along the entire length.
• Hex drive compatibility with 1/8" drive allows for efficient installation using standard tools.
• High hardness rating (Rockwell C39) minimizes wear and extends service life in demanding applications.
• Coarse UNC threading enables quick assembly and reduced cross-threading risks.

Professional Applications & Engineering Value

Engineered for heavy-duty industrial use, these 10-24 UNC coarse thread rounded head screws address common challenges in machinery, automotive, and construction sectors. The black-oxide alloy steel construction offers enhanced durability against corrosion and abrasion, while the fully threaded design ensures uniform stress distribution, preventing joint failure. With a Rockwell C39 hardness and 120,000 psi tensile strength, they withstand extreme loads and vibrations, making them ideal for applications requiring reliable, long-term fastening solutions. The hex drive and button head style facilitate easy installation in confined spaces, reducing assembly time and maintenance costs.

Specification Summary & Compliance

This screw features a Class 3A thread fit for high precision and meets ASME B18.3 and ASTM F835 standards, ensuring consistent quality and performance. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmental and safety requirements in global supply chains.