S-90920A294 3/8"-16 x 1 1/4" ASME B18.6.3 Alloy Steel Torx Flat Head Screws

Key Features & Benefits at a Glance

• Superior torque transmission with T40 Torx drive prevents cam-out and ensures secure fastening in high-torque applications
• Enhanced corrosion resistance through zinc-plated steel construction for extended service life in demanding environments
• High tensile strength rating of 60,000 psi provides reliable performance in heavy-duty industrial applications
• Optimal thread engagement with UNC coarse thread and Class 2A fit ensures consistent, reliable fastening connections
• Flush mounting capability with 82° countersink angle and standard flat head profile for clean, professional installations
• Full threading design maximizes grip length and provides uniform load distribution along the entire fastener
• Right-hand thread direction offers standard installation familiarity and compatibility with existing equipment

Professional Applications & Engineering Value

This 3/8"-16 UNC flat head screw delivers exceptional engineering value through its zinc-plated steel construction and precision T40 Torx drive system. The combination of 60,000 psi tensile strength and fully threaded design addresses critical industrial challenges by providing reliable fastening in machinery, equipment assembly, and structural applications where vibration resistance and long-term integrity are paramount. The 82° countersink angle ensures flush mounting in precision components, while the coarse thread spacing facilitates quick installation and superior holding power in various materials. Engineered to withstand demanding conditions, these industrial fasteners prevent stripping and cam-out issues common in high-torque applications, making them ideal for maintenance, manufacturing, and assembly operations requiring consistent, repeatable performance.

Specification Summary & Compliance

This fastener maintains Class 2A thread fit tolerance for reliable engagement and features UNC coarse thread specifications with 3/8"-16 threading. Manufactured in compliance with ASME B18.6.3 standards for dimensional accuracy and performance. The product meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and workplace safety standards.