S-91263A846 M8 x 30 mm DIN 7991, ISO 10642 Alloy Steel Hex Drive Flat Head Screws
Alloy Steel Hex Drive Flat Head 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 load-bearing capacity with Class 10.9 strength grade and 120,000 psi tensile strength for reliable performance in high-stress applications
- Superior corrosion resistance through zinc-plated alloy steel construction, extending service life in demanding industrial environments
- Precise flush mounting capability with standard 90° flat head profile and 5mm hex drive for clean, secure installations
- Optimized thread engagement with M8 x 1.25mm coarse threading and partial threading design for faster assembly and reduced material stress
- Consistent dimensional accuracy maintained through Class 6g thread fit and DIN 7991/ISO 10642 specifications
- Enhanced durability with Rockwell C32 hardness rating, resisting deformation under heavy loads
- Regulatory compliance assurance meeting RoHS 3 and REACH standards for safe use across various industries
Professional Applications & Engineering Value
This M8 flat head screw delivers critical engineering solutions where high tensile strength and reliable fastening are paramount. The zinc-plated alloy steel construction provides essential corrosion protection for machinery, automotive components, and structural assemblies exposed to harsh environments. The partially threaded design with coarse 1.25mm pitch enables quicker installation while minimizing stress concentration points. The 5mm hex drive ensures positive torque transmission without cam-out, and the flat head profile creates seamless surface finishes in countersunk applications. Engineered to DIN 7991/ISO 10642 standards, these Class 10.9 metric screws offer predictable performance in critical joints, reducing maintenance needs and downtime in industrial operations.
Specification Summary & Compliance
This fastener maintains Class 6g thread fit tolerance according to metric standards, ensuring consistent engagement. Manufacturing follows DIN 7991 ISO 10642 specifications for dimensional accuracy and performance. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting current environmental and safety regulations for industrial use across global markets.
