S-91290A853 M20 x 65 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, ideal for high-stress applications.
- Superior corrosion resistance provided by the black-oxide coating, extending service life in harsh industrial environments.
- Precise and reliable fastening ensured by the Class 5g6g thread fit and coarse 2.5mm pitch for easy assembly and vibration resistance.
- High torque capability from the 17mm hex socket drive and standard head profile, allowing for secure installation with standard tools.
- Full thread engagement along the 65mm length for maximum grip and load distribution in demanding setups.
- Compliance with international standards including DIN 912/ISO 4762, ensuring consistent quality and interchangeability.
- Environmentally safe usage as it is RoHS 3 and REACH compliant, meeting strict regulatory requirements.
Professional Applications & Engineering Value
This M20 socket head cap screw is engineered from black-oxide alloy steel to address critical industrial challenges, such as mechanical failure and corrosion in heavy machinery, automotive assemblies, and construction equipment. Its Class 12.9 strength and Rockwell C37 hardness provide reliable performance under extreme loads, while the fully threaded metric coarse thread design ensures quick installation and resistance to loosening from vibrations. The 17mm hex drive allows for high-torque application without stripping, making it a top choice for engineers seeking durable, corrosion-resistant screws that reduce maintenance downtime and enhance operational safety.
Specification Summary & Compliance
This product adheres to precise dimensional tolerances with a Class 5g6g thread fit and M20x2.5 metric coarse thread as per DIN 912/ISO 4762 standards. It meets manufacturing specifications for strength and hardness, and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and quality assurance for industrial use.
