S-92581A360 M5 x 20 mm DIN 464 Thumb Screws

Key Features & Benefits at a Glance

• Enhanced manual operation with a 20 mm knurled round head for superior grip and torque application without tools
• Reliable corrosion resistance from the black-oxide steel finish, extending service life in industrial environments
• High mechanical strength with 70,000 psi tensile strength and Rockwell B84 hardness for durable, repeated use
• Precise coarse threading (M5 x 0.8 mm) with Class 6g fit ensures quick assembly and secure fastening in various materials
• Full threading along the 20 mm length provides consistent engagement and adjustable positioning
• Compliance with DIN 464 standards guarantees dimensional accuracy and interchangeability in metric applications
• Environmentally safe usage with RoHS 3 and REACH compliance, meeting strict regulatory requirements

Professional Applications & Engineering Value

This black-oxide steel thumb screw is engineered to address common challenges in industrial settings, such as the need for quick, tool-free adjustments and resistance to wear. The M5 coarse thread (0.8 mm pitch) enables fast installation in metals and plastics, reducing assembly time while the fully threaded design ensures uniform load distribution. The knurled round head offers excellent grip even with gloves, making it ideal for machinery, electronic enclosures, and automotive components where frequent access is required. Its high tensile strength and hardness prevent stripping and deformation, providing long-term reliability in demanding applications.

Specification Summary & Compliance

This thumb screw features a metric M5 x 0.8 mm coarse thread with Class 6g tolerance for precise fit, and is manufactured to meet DIN 464 specifications. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free of hazardous substances. Dimensions include a 20 mm length, 20 mm head diameter, and 10 mm collar diameter, providing consistent performance in standardized industrial assemblies.