S-92581A320 M5 x 8 mm DIN 464 Thumb Screws
Thumb Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Enhanced manual grip with a 20 mm knurled round head for easy, tool-free installation and adjustment in tight spaces.
- Superior corrosion resistance provided by the black-oxide steel finish, extending service life in demanding industrial environments.
- High mechanical strength with a tensile strength of 70,000 psi and Rockwell B84 hardness for reliable, durable fastening under load.
- Secure and precise thread engagement due to the M5 coarse 0.8 mm pitch and Class 6g thread fit, ensuring consistent performance.
- Full-threaded design for maximum holding power along the entire 8 mm length, improving joint integrity.
- Compliance with DIN 464 standards guarantees dimensional accuracy and interchangeability in metric applications.
- Environmental and safety compliance with RoHS 3 and REACH, making it suitable for regulated industries.
Professional Applications & Engineering Value
This M5 thumb screw is engineered to address common challenges in industrial assembly and maintenance, where quick access and reliable fastening are critical. The black-oxide steel construction offers excellent resistance to rust and wear, reducing downtime in humid or corrosive settings. Its fully threaded design and coarse 0.8 mm pitch enable rapid installation and strong clamping force, ideal for applications in machinery, electronics enclosures, and automotive components. The knurled head ensures a firm grip even with gloves, enhancing operator safety and efficiency. By meeting DIN 464 specifications, it provides consistent fit and performance, minimizing the risk of thread stripping and ensuring long-term reliability in industrial screws applications.
Specification Summary & Compliance
This thumb screw features an M5 x 0.8 mm metric coarse thread with a Class 6g tolerance for precise fit, and is fully threaded over an 8 mm length. It conforms to DIN 464 standards for dimensional accuracy and is manufactured from black-oxide steel with a hardness of Rockwell B84 and tensile strength of 70,000 psi. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring it meets environmental and safety regulations for industrial use.
