S-91180A737 M12 x 90 mm ISO 8765, DIN 960 Medium-Strength Metric Class 8.8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior load-bearing capacity with Class 8.8 strength rating and 110,000 psi tensile strength for reliable performance in demanding applications
• Enhanced corrosion resistance through zinc plating that protects against rust and extends service life in harsh environments
• Precision thread engagement with M12 x 1.25mm extra fine pitch and Class 6h fit ensuring secure, vibration-resistant connections
• Optimized torque transmission via external hex drive and 19mm head width for easy installation with standard tools
• Versatile partial threading design providing both threaded engagement and smooth shank for flexible application requirements
• International compliance assurance meeting DIN 960/ISO 8765 standards for global project compatibility
• Environmental responsibility with RoHS 3 and REACH compliance for sustainable manufacturing practices

Professional Applications & Engineering Value

This M12 hex head screw delivers exceptional engineering value through its Class 8.8 steel construction and zinc plated finish, specifically designed to address common industrial fastening challenges. The extra fine 1.25mm thread pitch provides superior vibration resistance in machinery and equipment where loosening under dynamic loads is a concern. The partially threaded design allows for precise clamping force distribution, making it ideal for assemblies requiring both secure threading and smooth shank clearance. With Rockwell C21 hardness and 110,000 psi tensile strength, this metric fastener maintains integrity under heavy loads while the external hex drive ensures straightforward installation in confined spaces. Perfect for manufacturing equipment, structural frameworks, and automotive applications where high tensile strength and reliable performance are critical.

Specification Summary & Compliance

This hex head screw features precise Class 6h thread fit according to metric standards with M12 x 1.25mm extra fine threading and 30mm minimum thread length. Manufacturing complies with DIN 960 and ISO 8765 specifications, ensuring dimensional accuracy and performance reliability. The product meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) environmental standards, confirming adherence to current regulatory requirements for hazardous substances.