S-92581A270 M4 x 20 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 operation with a 16 mm diameter knurled round head for superior grip and torque application without tools.
- Exceptional durability and corrosion resistance thanks to the Black-Oxide Steel construction, ideal for demanding industrial environments.
- Reliable mechanical performance with a Rockwell B84 hardness and 70,000 psi tensile strength, ensuring longevity under stress.
- Precise and secure fastening with a Class 6g thread fit and M4 x 0.7 mm coarse thread for quick assembly and vibration resistance.
- Full-threaded design provides consistent engagement along the entire 20 mm length, maximizing holding power.
- Compliance with international standards including DIN 464, ensuring dimensional accuracy and interchangeability.
- Environmentally responsible manufacturing with RoHS 3 and REACH compliance, meeting strict regulatory requirements.
Professional Applications & Engineering Value
This M4 thumb screw is engineered to address common challenges in industrial settings, such as the need for quick, tool-free adjustments and reliable fastening in high-vibration environments. The Black-Oxide Steel material offers excellent resistance to rust and wear, while the knurled round head ensures a secure grip even with gloves or oily hands. Its fully threaded metric design with a coarse 0.7 mm pitch allows for rapid installation and removal, making it ideal for applications in machinery, electronics enclosures, and automotive assemblies where frequent access is required. By meeting DIN 464 standards, it guarantees precise dimensions and consistent performance, reducing downtime and maintenance costs.
Specification Summary & Compliance
This thumb screw features a Class 6g thread fit per ISO metric standards, ensuring tight tolerances for reliable assembly. It is manufactured in compliance with DIN 464 specifications for dimensional accuracy and is fully RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, confirming its adherence to environmental and safety regulations without hazardous substances.
