S-90909A632 8-32 x 3/4" Stainless Steel Flanged Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction for long-lasting performance in harsh industrial environments
• Enhanced durability and strength with 70,000 psi tensile strength and Rockwell B70 hardness for reliable fastening under stress
• Precise thread engagement with Class 3A UNC coarse threading ensuring secure fits and vibration resistance
• Easy installation and removal with 3/32" hex drive design providing superior torque transmission
• Increased bearing surface with flanged button head design distributing load evenly and preventing surface damage
• Maximum thread coverage with fully threaded design offering consistent holding power along the entire 3/4" length
• Environmental compliance assurance with RoHS 3 and REACH compliance meeting international regulatory standards

Professional Applications & Engineering Value

This 316 stainless steel rounded head screw delivers exceptional performance in demanding industrial settings where corrosion resistance and mechanical strength are critical. The passivated finish enhances the natural corrosion resistance of 316 stainless steel, making it ideal for chemical processing, marine applications, and food processing equipment. The flanged button head design eliminates the need for separate washers while providing a clean, finished appearance. With its 8-32 UNC coarse threading and Class 3A thread fit, this fastener ensures quick assembly and reliable performance in vibration-prone applications. The 3/32" hex drive allows for high torque application without stripping, while the fully threaded design provides consistent clamping force across the entire engagement length.

Specification Summary & Compliance

This precision-engineered rounded head screw features 8-32 UNC coarse threads with Class 3A thread fit for superior dimensional accuracy. The fastener measures 3/4" in length with a 0.359" flange diameter and 0.087" head height. Manufactured from 316 stainless steel with a passivated finish, it achieves 70,000 psi tensile strength and Rockwell B70 hardness. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and chemical safety in industrial applications.