S-90909A620 6-32 x 3/4" ASME B18.3 Stainless Steel Flanged Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel material, ideal for harsh industrial and marine environments
• High tensile strength of 70,000 psi ensures reliable performance under heavy loads and vibration
• Class 3A thread fit provides precise, secure fastening with minimal risk of loosening
• Flanged design and wide rounded head distribute clamping force evenly, reducing surface damage
• Hex drive compatibility (5/64") allows for easy installation and removal with standard tools
• Fully threaded 6-32 UNC coarse spacing offers quick assembly and strong holding power
• Compliance with ASME B18.3, RoHS 3, and REACH guarantees quality and environmental safety

Professional Applications & Engineering Value

This 316 stainless steel rounded head screw with 6-32 UNC coarse threading is engineered to address common industrial challenges such as corrosion, vibration loosening, and assembly efficiency. The flanged construction and wide rounded head provide a larger bearing surface, preventing pull-through in soft materials and enhancing structural integrity. With a 70,000 psi tensile strength and Class 3A thread fit, it ensures tight, reliable connections in machinery, electronics, and outdoor equipment. The hex drive style simplifies maintenance, while the fully threaded design allows for consistent grip across the entire 3/4" length, making it a versatile choice for demanding industrial applications.

Specification Summary & Compliance

This screw features a 6-32 UNC coarse thread with Class 3A precision fit, ensuring dimensional accuracy and interchangeability. It adheres to ASME B18.3 manufacturing standards and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for global industrial use without hazardous substances.