S-91385A414 M5 x 12 mm DIN 916, ISO 4029 Set Screws

Key Features & Benefits at a Glance

• Vibration-resistant locking with nylon patch thread locker that maintains secure fastening in temperatures from -50° to 250°F
• Superior durability achieved through Rockwell C45 hardness, ensuring long service life in demanding applications
• Precise torque application enabled by 2.5mm hex drive design, allowing for reliable installation in confined spaces
• Enhanced grip performance from cup tip design that provides concentrated contact pressure for superior holding power
• Corrosion-resistant protection through black-oxide surface treatment, extending component life in industrial environments
• Reliable thread engagement with Class 5g6g thread fit tolerance, ensuring consistent performance in metric assemblies
• Industry-standard compatibility meeting DIN 916/ISO 4029 specifications for seamless integration into existing systems

Professional Applications & Engineering Value

This M5 set screw delivers exceptional engineering value in applications requiring secure fastening against vibration and rotational forces. The black-oxide alloy steel construction provides superior corrosion resistance while maintaining Rockwell C45 hardness for lasting performance in mechanical assemblies, machinery, and precision equipment. The combination of nylon patch thread locking and cup tip design solves critical challenges in positioning components and preventing loosening under dynamic loads. The headless configuration with hex drive allows for flush mounting in space-constrained applications, making it ideal for securing collars, gears, and pulleys on shafts in industrial machinery, automotive systems, and manufacturing equipment where reliable, vibration-resistant fastening is essential.

Specification Summary & Compliance

This metric set screw features precise Class 5g6g thread fit tolerance with M5x0.8mm coarse threading and right-hand direction. Manufactured to DIN 916/ISO 4029 standards with 12mm length and 2.5mm hex drive. The component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors while meeting international quality and safety requirements.