S-90854A276 M16 x 40 mm ISO 4017, DIN 933 High-Strength Metric Class 10.9 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with 150,000 psi tensile strength for reliable performance in demanding applications
• Superior corrosion resistance provided by zinc yellow-chromate plating, extending service life in harsh environments
• High-strength Class 10.9 rating ensures consistent performance under heavy mechanical stress and vibration
• Precision Class 6h thread fit delivers secure fastening with minimal play and improved assembly efficiency
• External hex drive design allows for high-torque installation using standard tools without stripping
• Full threading along 40mm length provides maximum grip and adjustment flexibility in various material thicknesses
• Rockwell C32 hardness maintains thread integrity and prevents deformation during repeated use

Professional Applications & Engineering Value

These M16 hex head screws with Class 10.9 strength rating are engineered to solve critical fastening challenges in heavy machinery, structural steelwork, and industrial equipment assembly. The coarse thread pitch (2mm) combined with Class 6h thread fit ensures rapid installation and reliable clamping force in steel-to-steel connections. The zinc yellow-chromate plating provides superior protection against corrosion in outdoor or chemically aggressive environments, significantly reducing maintenance frequency and replacement costs. The external hex drive design accommodates high torque applications while the fully threaded configuration offers versatile positioning options across varying material thicknesses, making these metric bolts ideal for construction, automotive, and manufacturing applications requiring dependable, high-strength fastening solutions.

Specification Summary & Compliance

These M16 x 2mm hex head screws feature precision Class 6h thread fit according to metric standards with coarse thread spacing. Manufactured to meet ISO 4017 and DIN 933 specifications, ensuring dimensional accuracy and interchangeability. The fasteners are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, containing no restricted substances. The 40mm length and fully threaded design maintain consistent performance across industrial applications while the Rockwell C32 hardness and 150,000 psi tensile strength validate the Class 10.9 strength grade certification.