S-91239A429 M8 x 22 mm ISO 7380 Steel Button Head Hex-Drive Screws
Steel Button Head Hex-Drive Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Exceptional strength and durability with Class 10.9 rating and 140,000 psi tensile strength, ensuring reliable performance in demanding applications
- Superior corrosion resistance thanks to black-oxide coating on alloy steel, extending service life in harsh industrial environments
- Optimized thread engagement with coarse 1.25mm pitch and full threading for faster installation and secure fastening
- Precise hex drive compatibility with 5mm drive size providing excellent torque transmission and reduced slipping
- Consistent dimensional accuracy with Class 6g thread fit and ISO 7380 compliance for reliable interchangeability
- Enhanced worker safety through RoHS 3 and REACH compliance, meeting strict environmental regulations
- Versatile rounded head design with button profile offering both aesthetic appeal and functional clearance requirements
Professional Applications & Engineering Value
These M8 metric hex screws with Class 10.9 strength rating are engineered to solve critical fastening challenges in heavy machinery, automotive assemblies, and industrial equipment. The black-oxide alloy steel construction combined with coarse 1.25mm pitch threading ensures rapid installation while maintaining vibration resistance in high-stress environments. The fully threaded design provides maximum grip length, making them ideal for applications where material thickness varies. With Rockwell C32 hardness and precise ISO 7380 compliance, these rounded head screws deliver consistent performance in manufacturing, construction, and maintenance operations where reliability cannot be compromised.
Specification Summary & Compliance
This M8 x 1.25mm screw features Class 6g thread fit tolerance and complies with ISO 7380 manufacturing standards. The fastener meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance requirements. With 22mm length and 14mm head diameter, it maintains precise dimensional control throughout production. The Class 10.9 strength classification ensures consistent mechanical properties across all fasteners in the series.
