S-91280A025 M16 x 90 mm ISO 8765, DIN 960 Medium-Strength Metric Class 8.8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc plating, extending service life in harsh industrial environments
• High tensile strength of 110,000 psi ensures reliable performance under heavy loads and vibrations
• Class 8.8 strength grade provides consistent mechanical properties for demanding applications
• Fine 1.5mm thread pitch offers enhanced grip and vibration resistance compared to coarse threads
• Partially threaded design allows for precise clamping force control and reduced material stress
• External hex drive enables easy installation and removal with standard tools, improving assembly efficiency
• Rockwell C21 hardness maintains thread integrity and prevents stripping during repeated use

Professional Applications & Engineering Value

This M16 hex head screw is engineered to address critical challenges in industrial assembly, machinery, and structural applications. The Class 8.8 steel construction combined with zinc plating delivers exceptional durability against corrosion and wear, reducing maintenance costs in environments exposed to moisture or chemicals. The fine metric thread with 1.5mm pitch ensures secure fastening in high-vibration settings, such as automotive components or heavy equipment, while the partially threaded shank minimizes stress concentration points. Compliant with ISO 8765 and DIN 960 standards, it guarantees dimensional accuracy and interchangeability, making it a reliable choice for engineers seeking consistent performance in industrial fasteners.

Specification Summary & Compliance

This screw features M16 x 1.5mm fine threads with Class 6h thread fit tolerance, ensuring precise engagement. It meets ISO 8765 and DIN 960 manufacturing specifications, with full compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming it is free from hazardous substances for safe industrial use.