S-99642A142 M8 x 20 mm DIN 916, ISO 4029 Set Screws

Key Features & Benefits at a Glance

• Enhanced Durability: Crafted from high-strength alloy steel with Rockwell C45 hardness, providing superior resistance to wear and deformation in demanding industrial environments.
• Precision Thread Fit: Class 5g6g thread tolerance ensures reliable, vibration-resistant connections, minimizing the risk of loosening in critical assemblies.
• Secure Fastening with Cup Tip: The cup tip design offers excellent bite and holding power, preventing component slippage and ensuring long-term positional accuracy.
• Space-Saving Headless Design: Headless construction with a 4 mm hex drive allows for flush mounting in confined spaces, ideal for machinery and equipment with limited clearance.
• Fine Pitch Thread Advantage: M8 x 1 mm fine pitch threads deliver higher clamping force and better adjustment precision compared to coarse threads, perfect for fine-tuning applications.
• Global Standard Compliance: Manufactured to DIN 916 and ISO 4029 specifications, guaranteeing interchangeability and consistent quality in international projects.
• Environmental and Safety Assurance: Full compliance with RoHS 3 and REACH regulations ensures safe use without hazardous substances, meeting modern environmental standards.

Professional Applications & Engineering Value

This M8 fine pitch set screw is engineered to address common challenges in precision machinery, automation systems, and high-vibration equipment. Its alloy steel composition and Rockwell C45 hardness provide exceptional strength, resisting shear forces and fatigue in dynamic applications. The headless hex drive design, combined with a cup tip, ensures easy installation with standard tools while maintaining a secure grip on shafts and collars, preventing rotational movement. Ideal for securing gears, pulleys, and bearings, this metric set screw offers reliable performance in industries like automotive, aerospace, and manufacturing, where Class 5g6g thread fit precision is crucial for minimizing backlash and ensuring operational safety.

Specification Summary & Compliance

This set screw features an M8 x 1 mm fine pitch thread with Class 5g6g tolerance for high precision, adhering to DIN 916 and ISO 4029 manufacturing standards. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material integrity.