S-91290A264 M5 x 55 mm 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 strength and durability with Class 12.9 rating and 170,000 psi tensile strength for reliable performance in demanding applications.
- Superior corrosion resistance provided by the black-oxide finish on alloy steel, extending service life in harsh environments.
- Precise torque application enabled by the 4 mm hex drive and standard socket head, reducing the risk of stripping and ensuring secure fastening.
- Optimized thread engagement with M5 x 0.8 mm coarse thread and Class 5g6g fit, facilitating quick assembly and vibration resistance.
- Versatile partial threading (22 mm min thread length on a 55 mm body) allows for adjustable clamping and easy alignment in various setups.
- High hardness of Rockwell C37 minimizes wear and deformation under heavy loads, maintaining fastener integrity.
- Global compliance assurance meeting DIN 912/ISO 4762 standards, RoHS 3, and REACH for safe, reliable use in international markets.
Professional Applications & Engineering Value
This M5 socket head cap screw is engineered to address critical challenges in industrial settings, such as vibration loosening and corrosion-induced failure. Crafted from black-oxide alloy steel, it offers enhanced protection against moisture and chemicals, making it ideal for machinery, automotive assemblies, and heavy equipment where exposure to harsh conditions is common. The coarse metric thread and Class 12.9 strength ensure high clamp load retention, reducing maintenance needs and downtime. With a partially threaded design and precise hex drive, it simplifies installation in tight spaces, providing engineers with a reliable solution for high-stress applications that demand both durability and ease of use.
Specification Summary & Compliance
This screw adheres to DIN 912 / ISO 4762 specifications, with a Class 5g6g thread fit ensuring dimensional accuracy for consistent performance. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming it is free from hazardous substances and suitable for global industrial use.
