S-91263A423 M2.5 x 8 mm DIN 7991 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 tensile strength of 170,000 PSI ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
- Rockwell C39 hardness provides superior resistance to wear and deformation, extending service life in demanding environments.
- Zinc-plated alloy steel construction offers excellent corrosion resistance, ideal for industrial settings with exposure to moisture or chemicals.
- Fully threaded design allows for maximum grip and uniform load distribution, enhancing assembly stability and vibration resistance.
- Coarse thread with Class 5g6g fit ensures easy installation and secure fastening, minimizing cross-threading and improving efficiency.
- Hex drive (1.5 mm) enables quick and precise tightening with standard tools, reducing installation time and labor costs.
- Compliance with DIN 7991, RoHS 3, and REACH guarantees adherence to international standards, ensuring safety and environmental responsibility.
Professional Applications & Engineering Value
This M2.5 flat head screw is engineered to address critical challenges in industrial assembly, where high strength and durability are paramount. The Class 12.9 metric screw, made from zinc-plated alloy steel, combats corrosion and mechanical stress in applications like machinery, automotive components, and electronic enclosures. Its fully threaded and coarse thread design ensures rapid installation and robust holding power, reducing downtime and maintenance needs. By meeting DIN 7991 standards, it provides consistent performance in precision engineering, making it a reliable choice for B2B procurement in sectors demanding high-strength industrial fasteners with long-term reliability.
Specification Summary & Compliance
This fastener features precise Class 5g6g thread fit per ISO standards, with a thread size of M2.5, pitch of 0.45 mm, and length of 8 mm. It complies with DIN 7991 manufacturing specifications and is verified to be RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, ensuring environmental safety and regulatory adherence for global industrial use.
