S-90388A124 M6 x 12 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 T27 drive to prevent unauthorized access in high-security environments
• Superior corrosion protection from black-oxide coating on alloy steel, extending service life in harsh industrial conditions
• High-load bearing capacity with 130,000 psi tensile strength and Rockwell C38 hardness for demanding mechanical applications
• Precision thread engagement through Class 6g fit and full threading, ensuring reliable fastening in vibration-prone assemblies
• Streamlined installation with button head design that provides a low-profile finish while minimizing snagging risks
• Global compliance assurance meeting ASME, ISO, RoHS 3, and REACH standards for international project specifications
• Optimized drive transfer using metric coarse threading (M6 x 1mm) for efficient installation in various materials

Professional Applications & Engineering Value

These black-oxide alloy steel screws address critical challenges in industrial security and reliability. The tamper-resistant Torx T27 drive provides essential protection against vandalism in public infrastructure, electrical enclosures, and machinery access panels. Engineered with Class 6g thread precision and full threading, they maintain clamping force in high-vibration environments like automotive assemblies and manufacturing equipment. The button head profile offers a secure, low-profile fastening solution for applications where clearance is limited. With 130,000 psi tensile strength and corrosion-resistant black-oxide treatment, these metric fasteners deliver long-term performance in outdoor installations, transportation systems, and industrial maintenance where environmental exposure and security concerns intersect.

Specification Summary & Compliance

Manufactured to Class 6g thread tolerance with M6 x 1 mm coarse metric threading and right-hand thread direction. Complies with ASME B18.3.4M and ISO 7380 standards for dimensional accuracy. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance requirements. Features fully threaded design with 12 mm length and 10.5 mm head diameter for consistent performance across standardized applications.