S-94414A151 6-32 x 3/4" ASME B18.3, ASTM F835 Alloy Steel Torx Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-oxide coating on alloy steel, extending service life in demanding environments
• Enhanced torque transmission through Torx Plus IP15 drive system, reducing cam-out and tool wear
• Exceptional mechanical strength with 140,000 psi tensile strength and Rockwell C39 hardness for heavy-duty applications
• Precision thread engagement with Class 3A fit and UNC coarse threads ensuring reliable fastening in various materials
• Optimal flush mounting with standard 82° countersink angle and flat head design for smooth surface finishes
• Full-threaded construction providing maximum grip length and uniform stress distribution along the entire fastener
• Regulatory compliance assurance meeting ASME B18.3, RoHS 3, and REACH standards for global industrial use

Professional Applications & Engineering Value

These 6-32 UNC flat head screws with Torx Plus IP15 drive deliver critical performance advantages in industrial assembly where vibration resistance and precise installation are paramount. The black-oxide alloy steel construction provides essential corrosion protection while maintaining the 140,000 psi tensile strength required for structural applications. Engineers specify these fully threaded fasteners for machinery, automotive components, and electronic enclosures where the Class 3A thread fit ensures consistent clamping force and the 82° countersink enables seamless integration into precision-machined surfaces. The coarse UNC threading offers superior pull-out resistance in softer materials while the Torx Plus drive system prevents stripping during high-torque installation, reducing assembly errors and maintenance downtime.

Specification Summary & Compliance

This 3/4" length flat head screw features 6-32 UNC coarse threads with precision Class 3A thread fit per ASME standards. Manufacturing complies with ASME B18.3 specifications (ASTM F835) ensuring dimensional accuracy and mechanical properties. The fastener meets RoHS 3 (2015/863/EU) compliance for restricted substances and REACH (EC 1907/2006) regulations regarding chemical safety. Additional specifications include standard 82° countersink angle, fully threaded design, and Rockwell C39 hardness verification for consistent performance across industrial applications.