S-91864A023 6-32 x 7/16" ASTM A574 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-oxide coating for extended service life in demanding environments
• Exceptional mechanical strength with 170,000 psi tensile rating and Rockwell C37 hardness for high-stress applications
• Precise Class 3A thread fit ensures reliable engagement and vibration resistance in critical assemblies
• Full-threaded design provides maximum grip length and uniform load distribution
• Standard hex socket drive enables high-torque installation with 7/64" hex key compatibility
• Coarse UNC threading facilitates quick assembly and reduced cross-threading risks
• Regulatory compliance meets ASTM A574 specifications with RoHS 3 and REACH environmental standards

Professional Applications & Engineering Value

Engineered for high-performance industrial applications, these black-oxide alloy steel socket head cap screws deliver exceptional durability where standard fasteners fail. The 6-32 UNC coarse thread configuration provides rapid installation in machinery, automotive components, and precision equipment, while the Class 3A thread fit maintains critical alignment in vibration-prone environments. The fully threaded design ensures maximum clamping force distribution across the entire engagement length, making these socket head cap screws ideal for high-stress joints requiring reliable, repeatable fastening performance in manufacturing and maintenance operations.

Specification Summary & Compliance

This socket head cap screw features precision 6-32 UNC Class 3A threads with coarse spacing and right-hand orientation. Manufacturing complies with ASTM A574 specifications for alloy steel socket head cap screws, ensuring dimensional accuracy and mechanical properties. The fastener meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements, making it suitable for regulated industrial applications requiring environmental responsibility.