S-90920A199 8-32 x 1" ASME B18.6.3 Alloy Steel Torx Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding environments
• Enhanced torque transmission through T15 Torx drive design, reducing cam-out and tool wear
• High tensile strength rating of 60,000 psi ensures reliable performance under significant mechanical stress
• Precision Class 2A thread fit provides consistent engagement and reduces cross-threading risks
• 82° countersink angle enables flush mounting for clean, professional finishes
• Full threading along 1" length delivers maximum grip strength across the entire fastener
• Industry-standard compliance with ASME B18.6.3 specifications for guaranteed dimensional accuracy

Professional Applications & Engineering Value

These 8-32 UNC flat head screws with zinc-plated steel construction provide critical solutions for industrial assembly challenges. The T15 Torx drive system ensures maximum torque transfer without slippage, particularly valuable in high-vibration environments where fastener integrity is paramount. The coarse UNC threading combined with Class 2A fit enables quick installation while maintaining precise alignment in metal framing, machinery, and equipment manufacturing. The 82° countersink angle creates seamless surface transitions, eliminating protrusions that could interfere with moving components or create safety hazards. These fully threaded screws distribute clamping force evenly across the entire 1" length, making them ideal for securing thick materials where joint stability is critical.

Specification Summary & Compliance

Manufactured to exacting ASME B18.6.3 standards with Class 2A thread fit tolerance for consistent performance. Features UNC coarse threading (8-32) with right-hand direction and standard 82° countersink angle. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial applications.