S-91294A286 M8 x 25 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
- Superior corrosion resistance with black-oxide coating, extending service life in harsh industrial environments
- Exceptional tensile strength of 120,000 psi ensures reliable performance under high-stress applications
- Precision metric threading with Class 6g fit provides consistent engagement and vibration resistance
- High-strength Class 10.9 rating delivers maximum load-bearing capacity for critical assemblies
- Optimized hex drive design with 5mm drive size enables secure installation and high torque application
- Full threading capability allows complete fastening depth utilization across the entire 25mm length
- Standardized dimensions per DIN 7991/ISO 10642 ensure perfect fit and interchangeability
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these M8 flat head screws combine Class 10.9 alloy steel construction with advanced black-oxide surface treatment to solve critical fastening challenges. The fully threaded metric design with coarse 1.25mm pitch provides superior holding power in machinery, automotive assemblies, and structural frameworks where vibration resistance is paramount. The 90° countersink angle ensures flush mounting in precision applications, while the hex drive configuration allows for high-torque installation without cam-out. These high-strength fasteners effectively address common industrial pain points including joint failure, corrosion degradation, and installation inefficiency across manufacturing, construction, and heavy equipment sectors.
Specification Summary & Compliance
Manufactured to exact metric dimensions with Class 6g thread tolerance ensuring precision fit. Complies with DIN 7991/ISO 10642 standards for flat head screw specifications. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance requirements. The Class 10.9 strength rating and Rockwell C32 hardness guarantee consistent performance under demanding conditions.
