S-91274A101 M3 x 5 mm ASTM B117, DIN 912, ISO 4762 Alloy Steel Socket Head Screws
Alloy Steel Socket 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.
- Superior corrosion resistance from zinc-flake coating on alloy steel extends service life in harsh industrial environments.
- High hardness rating (Rockwell C37) provides excellent wear resistance and durability under repetitive loads.
- Precision hex socket drive (2.5 mm) allows for easy installation with standard tools, minimizing stripping and improving assembly efficiency.
- Fully threaded M3 design with coarse 0.5 mm pitch offers quick and secure fastening in a wide range of materials.
- Compliance with DIN 912 and ISO 4762 standards guarantees dimensional accuracy and interchangeability for global engineering projects.
- RoHS 3 and REACH compliance ensures environmental safety and regulatory adherence for international supply chains.
Professional Applications & Engineering Value
This M3 socket head cap screw is engineered from zinc-flake-coated alloy steel to address common industrial challenges such as corrosion and mechanical stress. The Class 12.9 strength rating and fully threaded metric design provide robust clamping force in high-vibration settings, making it ideal for machinery, automotive assemblies, and precision equipment. Its hex drive style ensures secure tool engagement, reducing installation errors and downtime. By meeting DIN 912 and ISO 4762 specifications, it delivers consistent performance in demanding applications where reliability and corrosion resistance are critical.
Specification Summary & Compliance
This screw features an M3 x 0.5 mm thread with a Class 5g6g thread fit for precise engagement, adhering to DIN 912 and ISO 4762 dimensional standards. It complies with ASTM B117 for corrosion testing, RoHS 3 (2015/863/EU), and REACH (EC 1907/2006) regulations, ensuring environmental and safety standards are met for industrial use.
