S-97654A142 10-24 x 1/2" Stainless Steel Flanged Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction and passivated finish for long-term reliability in harsh environments
• Superior load-bearing capability with 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications
• Precision thread engagement with Class 3A UNC coarse threads ensuring secure, vibration-resistant connections
• Enhanced installation efficiency through hex drive design providing superior torque transmission and slip resistance
• Integrated flange distribution eliminating need for separate washers while providing increased bearing surface
• Full threading coverage along the 1/2" length for maximum grip and adjustment flexibility
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial use

Professional Applications & Engineering Value

Engineered for demanding industrial environments, these 10-24 UNC rounded head screws deliver exceptional performance where corrosion resistance and mechanical strength are critical. The 18-8 stainless steel composition combined with passivated surface treatment provides superior protection against chemical exposure and atmospheric corrosion, making them ideal for outdoor equipment, marine applications, and chemical processing facilities. The flanged button head design with hex drive offers both aesthetic appeal and practical benefits - the wide bearing surface prevents surface damage while the positive-drive hex socket ensures reliable installation in high-torque scenarios. These fully threaded coarse-pitch fasteners maintain their Class 3A thread fit integrity even under vibration and thermal cycling, providing long-term connection reliability for machinery assembly, structural frameworks, and heavy-duty equipment maintenance.

Specification Summary & Compliance

This 10-24 UNC screw features precision Class 3A thread fit with right-hand coarse threading, manufactured to exacting dimensional standards with 1/2" length and 0.406" flange diameter. The fastener meets rigorous industry specifications for mechanical properties including 70,000 psi tensile strength and Rockwell B70 hardness. Compliance is verified with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material transparency for industrial procurement and international supply chain requirements.