S-90379A121 M10 x 60 mm JIS B 1180 JIS Medium-Strength Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc yellow-chromate plating for extended service life in harsh industrial environments
• High tensile strength of 110,000 psi and Class 8.8 rating for reliable performance in demanding applications
• Precise Class 6g thread fit ensures smooth installation and secure fastening with minimal play
• External hex drive design provides excellent torque transmission and easy installation with standard tools
• Fully threaded 60mm length offers maximum grip range and versatile fastening capabilities
• Fine 1.25mm pitch threading delivers enhanced vibration resistance and superior holding power
• JIS B 1180 compliance guarantees consistent quality and interchangeability in international projects

Professional Applications & Engineering Value

This M10 hex head screw combines Class 8.8 strength grade with zinc yellow-chromate plating to address critical industrial fastening challenges. The fine metric thread (1.25mm pitch) provides superior resistance to vibration loosening, making it ideal for machinery, equipment assembly, and structural applications where dynamic loads are present. The external hex drive ensures efficient torque application during installation, while the fully threaded design allows for maximum engagement in various material thicknesses. Engineered to JIS B 1180 specifications, this steel fastener delivers reliable performance in manufacturing, automotive, and construction sectors where corrosion resistance and high tensile strength are paramount requirements.

Specification Summary & Compliance

This metric hex head screw features M10 x 1.25mm fine threading with Class 6g thread fit tolerance for precision assembly. Manufactured from high-strength steel with Rockwell C21 hardness and 110,000 psi tensile strength, it meets Class 8.8 strength grade requirements. The fastener is fully threaded with right-hand direction and complies with JIS B 1180 specifications for dimensional accuracy and performance standards. The zinc yellow-chromate plating provides corrosion protection while maintaining compliance with industrial fastening regulations.