S-95440A102 M3 x 6 mm ASTM A276 Stainless Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments due to 316 Stainless Steel construction and Black Oxide finish, ideal for marine, chemical, and outdoor applications.
• High tensile strength of 70,000 psi ensures reliable, durable fastening under significant mechanical stress, reducing the risk of failure.
• Precision Class 6g thread fit guarantees consistent, secure mating with nuts and tapped holes, minimizing assembly issues and rework.
• Undercut flat head design allows for a flush, low-profile installation, enhancing aesthetics and preventing snagging in tight spaces.
• Rockwell B70 hardness provides excellent wear resistance, maintaining thread integrity and drive performance over repeated use.
• 100° countersink angle ensures optimal seating in standard countersunk holes, improving load distribution and joint stability.
• Compliance with ASTM A276, RoHS 3, and REACH assures material quality and environmental safety, meeting global regulatory standards for industrial use.

Professional Applications & Engineering Value

These M3 flat head screws are engineered to address common industrial challenges, such as corrosion in aggressive settings and the need for reliable, high-strength fastening. Made from 316 Stainless Steel with a Black Oxide finish, they offer enhanced protection against rust and chemicals, making them suitable for marine equipment, food processing machinery, and chemical plants. The fully threaded metric coarse thread with Class 6g fit ensures quick, precise installation in industrial fasteners applications, reducing assembly time and improving joint integrity. The undercut flat head and 2mm hex drive facilitate easy, flush mounting in confined spaces, while the high tensile strength and hardness support long-term performance in dynamic loads, minimizing maintenance and downtime.

Specification Summary & Compliance

This M3 x 0.5mm x 6mm screw features a Class 6g thread fit per metric standards, ensuring tight dimensional tolerances for reliable performance. It meets ASTM A276 for material specifications and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), confirming adherence to environmental and safety regulations. The fully threaded design with a coarse thread pitch of 0.5mm provides efficient fastening in various materials, backed by a tensile strength of 70,000 psi and Rockwell B70 hardness for durability.