S-90236A170 M8 x 35 mm ISO 14581 Alloy Steel Torx Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated alloy steel construction, ensuring long-term reliability in demanding environments
• Enhanced torque transmission and reduced cam-out thanks to the T45 Torx drive design, providing secure installation and removal
• High mechanical strength with Class 8.8 rating, capable of withstanding significant loads and stresses in industrial applications
• Reliable coarse thread engagement with M8 x 1.25mm pitch, enabling quick assembly and strong holding power
• Flush mounting capability with standard 90° flat head profile, ideal for applications requiring a smooth surface finish
• Full thread coverage along the 35mm length, ensuring maximum grip and uniform stress distribution
• Compliance with international standards including ISO 14581, guaranteeing dimensional accuracy and interchangeability

Professional Applications & Engineering Value

These M8 flat head screws are engineered to address common industrial fastening challenges, such as vibration loosening and corrosion-induced failure. The zinc-plated alloy steel material provides excellent protection against rust and chemical exposure, making them suitable for outdoor machinery, automotive assemblies, and electrical enclosures. The T45 Torx drive ensures high torque transfer without stripping, reducing tool wear and installation errors. With a Class 8.8 strength grade and coarse thread design, they offer robust performance in high-stress applications like structural frameworks and heavy equipment, where reliability and durability are critical. The fully threaded configuration and precise 90° countersink allow for seamless integration into flush-mounted designs, enhancing both safety and aesthetics.

Specification Summary & Compliance

This fastener features M8 x 1.25mm coarse threads with a Class 6h thread fit for precise engagement and ISO-standard tolerances. Manufactured to meet ISO 14581 specifications, it ensures consistent quality and dimensional accuracy. The screw is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances and supporting environmental safety in industrial supply chains.