S-92832A599 M8 x 40 mm ISO 7380 Steel Button Head Torx Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments
• Maximum torque transmission through T40 Torx drive design, reducing tool slippage and fastener damage during installation
• High mechanical strength with Class 8.8 rating and 110,000 psi tensile strength for reliable performance under heavy loads
• Optimized thread engagement with coarse M8 x 1.25 mm threading and Class 6h fit, ensuring secure fastening in various materials
• Low-profile rounded button head design provides flush mounting while maintaining excellent drive engagement
• Full threading along 40 mm length offers maximum adjustability and holding power throughout the fastener
• Comprehensive compliance with ISO 7380 standards and environmental regulations for global project acceptance

Professional Applications & Engineering Value

This M8 Torx button head screw delivers exceptional engineering value in applications requiring reliable fastening with clean aesthetics. The zinc-plated steel construction provides essential corrosion protection for machinery, automotive assemblies, and outdoor equipment where environmental exposure is a concern. The T40 Torx drive system solves common installation challenges by eliminating cam-out issues, allowing higher torque application without damaging the fastener head. With Class 8.8 strength rating and Rockwell C22 hardness, these metric screws maintain integrity under vibration and dynamic loads, making them ideal for structural components, manufacturing equipment, and precision assemblies. The fully threaded design ensures maximum grip length while the rounded head profile creates a finished appearance without sharp edges.

Specification Summary & Compliance

This fastener features precision M8 x 1.25 mm coarse threading with Class 6h thread fit according to metric standards. Manufacturing complies with ISO 7380 specifications for dimensional accuracy and performance. The product meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance requirements, ensuring suitability for regulated industrial applications worldwide. Additional specifications include 14 mm head diameter, 4.4 mm head height, and right-hand thread orientation.