S-91280A303 M10 x 120 mm ISO 4014, DIN 931 Medium-Strength Metric Class 8.8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior load-bearing capacity with Class 8.8 steel construction and 110,000 psi tensile strength for reliable performance in demanding applications
• Enhanced corrosion resistance with black finish and compliance with RoHS 3 and REACH environmental regulations
• Optimized thread engagement through Class 6g fit and coarse 1.5 mm pitch ensuring secure fastening and vibration resistance
• Easy installation and removal with standard 17 mm external hex head design requiring common tools
• Versatile partial threading with 26 mm minimum thread length providing flexibility for various material thicknesses
• Consistent dimensional accuracy meeting ISO 4014/DIN 931 specifications for reliable interchangeability
• Durable performance backed by Rockwell C21 hardness rating for long-term mechanical integrity

Professional Applications & Engineering Value

Engineered for industrial machinery, structural frameworks, and heavy equipment assembly, these M10 hex head screws deliver exceptional clamping force and fatigue resistance. The Class 8.8 steel construction combined with Rockwell C21 hardness ensures reliable performance under dynamic loads and vibration. The coarse metric thread with 1.5 mm pitch provides superior grip in various materials while the partial threading design allows for precise tension control. The external hex drive facilitates quick installation with standard tools, reducing assembly time in production environments. These ISO 4014/DIN 931 compliant fasteners are ideal for applications requiring high tensile strength and consistent performance in manufacturing, construction, and automotive sectors.

Specification Summary & Compliance

Manufactured to ISO 4014/DIN 931 standards with Class 6g thread fit tolerance ensuring precise dimensional accuracy. The metric coarse thread (M10x1.5) provides optimal performance in most industrial applications. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The Class 8.8 strength grade guarantees mechanical properties including 110,000 psi tensile strength and Rockwell C21 hardness for consistent performance across industrial applications.