S-90117A715 1/2"-13 x 1" ASME B18.3 Alloy Steel Wire-Lockable Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with 170,000 psi tensile strength for reliable performance in high-stress applications
• Superior corrosion resistance through black-oxide coating that protects against rust and extends service life
• Precision thread engagement with Class 3A UNC coarse threads ensuring secure, vibration-resistant fastening
• Optimized torque transmission via 3/8" hex drive design that prevents stripping and enables high tightening forces
• Full-length threading providing maximum grip and adjustment flexibility across the entire 1" length
• Consistent mechanical properties with Rockwell C37 hardness maintaining dimensional stability under load
• Industry-standard compatibility meeting ASME B18.3 specifications for reliable interchangeability

Professional Applications & Engineering Value

This black-oxide alloy steel socket head cap screw delivers critical performance advantages for demanding industrial environments. The Class 3A UNC coarse thread configuration ensures rapid installation while maintaining superior clamping force in high-vibration applications such as heavy machinery, automotive assemblies, and industrial equipment. The corrosion-resistant black-oxide surface treatment provides essential protection against environmental degradation without compromising dimensional accuracy. Engineered with fully threaded design and 170,000 psi tensile strength, this fastener solves common challenges of joint integrity, thread stripping, and maintenance frequency in critical fastening applications. The combination of hex drive socket and premium alloy steel construction enables reliable torque transmission while withstanding extreme mechanical stresses.

Specification Summary & Compliance

Manufactured to exacting ASME B18.3 standards with Class 3A thread fit precision for superior dimensional accuracy. Features 1/2"-13 UNC coarse threads with right-hand direction and full threading along the 1" length. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global markets. The alloy steel construction achieves Rockwell C37 hardness and 170,000 psi tensile strength for consistent performance in industrial applications.