S-90920A285 10-32 x 1" ASME B18.6.3 Alloy Steel Torx Flat Head Screws

Key Features & Benefits at a Glance

• Superior torque transmission with Torx T20 drive design, reducing cam-out and tool wear during high-torque applications
• Enhanced corrosion resistance through zinc-plated steel construction, extending service life in industrial environments
• Reliable thread engagement with fully threaded 10-32 UNF fine thread configuration, ensuring maximum holding power
• Precision flush mounting enabled by 82° countersink angle and standard flat head profile for seamless surface integration
• Consistent performance maintained through Class 2A thread fit tolerance, preventing cross-threading and installation issues
• High-strength fastening solution delivering 60,000 psi tensile strength for demanding mechanical applications
• Regulatory compliance assurance meeting ASME B18.6.3 standards and environmental regulations for global supply chain compatibility

Professional Applications & Engineering Value

These 10-32 UNF fine thread flat head screws with Torx T20 drive address critical challenges in precision assembly where vibration resistance and flush surface requirements are paramount. The zinc-plated steel construction provides essential corrosion protection for industrial equipment, automotive components, and electronic enclosures exposed to harsh environments. The fully threaded design ensures maximum thread engagement across the entire 1" length, while the 82° countersink angle facilitates perfect seating in machined surfaces. Engineers benefit from the Class 2A thread fit which guarantees consistent installation torque and prevents damage to mating components, making these flat head screws ideal for production lines requiring repeatable, reliable fastening performance.

Specification Summary & Compliance

Manufactured to ASME B18.6.3 specifications with Class 2A thread fit tolerance for precision threading. The 10-32 UNF fine thread configuration maintains standard pitch dimensions while the right-hand threading follows conventional installation practices. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring material safety and global market acceptance. The zinc-plated steel finish provides corrosion resistance while maintaining the 60,000 psi tensile strength rating for structural integrity.