S-92360A130 6-32 x 1/4" ASME B18.3, ASTM F835, MIL-DTL-18240 Thread-Locking Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Vibration-resistant locking with permanent nylon patch thread locker, maintaining secure fastening from -70°F to 250°F
• Exceptional tensile strength of 120,000 psi for reliable performance in high-stress industrial applications
• Superior corrosion resistance provided by black-oxide alloy steel, extending service life in harsh environments
• Precise Class 3A thread fit ensuring smooth installation and consistent clamping force
• Easy installation and removal with standard 5/64" hex drive and rounded button head design
• Full threading for maximum grip length and uniform load distribution
• Comprehensive compliance with major industrial standards and environmental regulations

Professional Applications & Engineering Value

These black-oxide alloy steel rounded head screws with permanent nylon patch thread locker solve critical vibration-induced loosening problems in industrial equipment, machinery, and electronic enclosures. The combination of Rockwell C39 hardness and 120,000 psi tensile strength ensures reliable performance under dynamic loads, while the UNC coarse thread with Class 3A fit provides excellent engagement in various materials. The rounded button head profile with 5/64" hex drive offers both aesthetic appeal and practical installation advantages, making these locking screws ideal for applications requiring both security and accessibility in maintenance operations.

Specification Summary & Compliance

Manufactured to precise Class 3A thread fit tolerances with UNC coarse thread (6-32 size) and fully threaded design. Complies with ASME B18.3, ASTM F835, and MIL-DTL-18240 specifications. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations for global industrial use.