S-91294A020 M2.5 x 12 mm Alloy Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength with Class 10.9 rating and 120,000 psi capability for reliable performance in high-stress applications.
• Superior corrosion resistance from the black-oxide finish on alloy steel, extending service life in demanding industrial environments.
• Precise hex drive engagement with a 1.5 mm drive size, ensuring secure installation and reducing the risk of stripping during assembly.
• Optimized thread design with coarse M2.5 x 0.45 mm threads and Class 6g fit, providing quick assembly and strong holding power.
• Consistent flush mounting due to the standard flat head profile and 90° countersink angle, ideal for applications requiring a smooth surface finish.
• Full threading along the 12 mm length maximizes grip and load distribution across the entire fastener.
• Compliance with environmental regulations including RoHS 3 and REACH, ensuring safe use in various global markets.

Professional Applications & Engineering Value

This M2.5 metric flat head screw is engineered to address common industrial challenges such as vibration loosening and material fatigue. Constructed from black-oxide alloy steel with a Rockwell C32 hardness, it offers enhanced durability and wear resistance in machinery, automotive, and electronics assemblies. The fully threaded design with coarse threads ensures rapid installation and superior clamping force, while the hex drive allows for high-torque applications without slippage. Ideal for securing components where space is limited and a flush finish is critical, this screw provides reliable performance in high-strength fastening scenarios, reducing maintenance needs and downtime.

Specification Summary & Compliance

This fastener adheres to metric thread standards with a Class 6g thread fit for precise dimensional accuracy. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances. Manufactured to Class 10.9 strength grade with a tensile strength of 120,000 psi, it is suitable for rigorous industrial applications requiring consistent performance and regulatory adherence.