S-90388A119 M5 x 10 mm ASME B18.3.4M, ISO 7380 Tamper-Resistant Torx Steel Button Head Screws

Key Features & Benefits at a Glance

• Enhanced tamper resistance with specialized Torx T25 drive design to prevent unauthorized access in security-sensitive applications
• Superior corrosion protection through black-oxide coating on alloy steel, extending service life in demanding industrial environments
• Exceptional mechanical strength with 130,000 psi tensile strength and Rockwell C38 hardness for reliable performance under high-stress conditions
• Precision thread engagement with Class 6g fit and coarse M5x0.8mm threading ensuring secure fastening and vibration resistance
• Optimized head design featuring rounded button profile for reduced snagging and improved aesthetic integration
• Full-thread coverage along the 10mm length provides maximum grip strength and load distribution
• Regulatory compliance assurance meeting international standards including ASME B18.3.4M and ISO 7380 for guaranteed interoperability

Professional Applications & Engineering Value

These M5 metric screws with tamper-resistant Torx drive address critical security and reliability challenges in industrial assembly. The black-oxide alloy steel construction provides essential corrosion resistance while maintaining the high tensile strength required for structural applications. The Class 6g thread fit ensures precise engagement in machinery, electronic enclosures, and public infrastructure where vibration resistance is paramount. The rounded head design minimizes protrusion risks in automated systems and consumer-facing products. Particularly valuable in security-conscious installations, these fasteners prevent unauthorized disassembly while offering the durability needed for long-term outdoor or harsh environment service.

Specification Summary & Compliance

Manufactured to exacting Class 6g thread tolerance standards with M5x0.8mm coarse threading and full threading along the 10mm length. Complies with ASME B18.3.4M and ISO 7380 dimensional specifications. Meets environmental regulations including RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance for restricted substance control. The black-oxide surface treatment enhances corrosion resistance while maintaining dimensional integrity per international fastener standards.