S-91290A065 M20 x 45 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 tensile strength of 170,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
- Superior corrosion resistance from the black-oxide coating extends service life in harsh industrial environments, minimizing maintenance needs.
- High hardness (Rockwell C37) provides excellent wear resistance, maintaining thread integrity and drive engagement over repeated use.
- Precision Class 5g6g thread fit offers consistent engagement and ease of assembly, improving installation efficiency and joint reliability.
- Fully threaded design allows for uniform clamping force along the entire length, enhancing stability in demanding applications.
- Coarse M20x2.5 mm thread enables quick assembly and disassembly, saving time in maintenance and production cycles.
- Compliance with DIN 912/ISO 4762 standards guarantees dimensional accuracy and interchangeability, ensuring compatibility with existing metric systems.
Professional Applications & Engineering Value
This M20 socket head cap screw is engineered to address critical challenges in heavy-duty industrial settings. Its Class 12.9 alloy steel construction and black-oxide surface treatment provide robust resistance to corrosion and mechanical stress, making it ideal for machinery, automotive assemblies, and structural frameworks where vibration and load fluctuations are common. The hex drive design with a 17 mm key size ensures secure torque application, reducing slippage and tool wear. By utilizing a coarse metric thread and fully threaded rod, it delivers reliable clamping in high-torque applications, preventing loosening and ensuring long-term operational safety. This screw is a trusted solution for engineers seeking durability and compliance in industrial fasteners.
Specification Summary & Compliance
This product features a metric M20x2.5 mm coarse thread with a Class 5g6g thread fit for precise dimensional tolerance. It is manufactured in accordance with DIN 912 and ISO 4762 specifications, ensuring consistent quality and performance. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally responsible and safe industrial use.
