S-97050A114 M4 x 20 mm DIN 6912 Alloy Steel Low-Profile Socket Head Screws

Key Features & Benefits at a Glance

• Enhanced Durability - Black-oxide coating on alloy steel provides superior corrosion resistance for extended service life in demanding environments
• High Strength Performance - Class 8.8 rating delivers 110,000 psi tensile strength, ensuring reliable fastening in high-stress applications
• Space-Saving Design - Low profile socket head allows installation in confined spaces while maintaining full torque capability
• Precision Thread Engagement - Class 6g thread fit with M4x0.7 coarse pitch ensures consistent, vibration-resistant connections
• Secure Drive System - 3mm hex drive with 2mm pilot recess prevents cam-out and provides positive torque transmission
• Optimized Load Distribution - Partially threaded design concentrates strength where needed while reducing weight
• Industry Compliance - DIN 6912 specification and RoHS 3 certification guarantee quality and environmental compliance

Professional Applications & Engineering Value

This low profile socket head cap screw delivers exceptional engineering value in precision assembly applications where space constraints and reliability are critical. The black-oxide alloy steel construction provides excellent corrosion resistance while maintaining the Class 8.8 strength rating required for industrial machinery, automation systems, and equipment manufacturing. The M4 x 0.7mm coarse thread design ensures rapid installation and secure fastening in metals and engineered materials, while the partially threaded configuration optimizes clamp load distribution. The combination of 3mm hex drive with pilot recess prevents tool slippage and damage to the socket, making it ideal for high-volume production environments requiring consistent torque application and minimal maintenance.

Specification Summary & Compliance

This metric fastener features precise Class 6g thread fit tolerance and 20mm length with 14mm minimum thread engagement. Manufactured to DIN 6912 specifications for dimensional accuracy and performance consistency. The black-oxide surface treatment on alloy steel substrate provides corrosion protection while maintaining Rockwell C20 hardness. Fully compliant with RoHS 3 (2015/863/EU) environmental regulations, ensuring safe use across various industrial sectors including automotive, aerospace, and precision equipment manufacturing.