S-90909A524 10-32 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 and passivated finish, ideal for harsh industrial environments
• Exceptional thread reliability with Class 3A fit and UNF fine threading for secure, vibration-resistant fastening
• High mechanical strength delivering 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications
• Easy installation and removal with hex drive design requiring only 1/8" tooling
• Enhanced load distribution through wide button head profile and 0.406" flange diameter
• Full thread engagement with completely threaded 3/4" length for maximum holding power
• Regulatory compliance assurance meeting RoHS 3 and REACH environmental standards

Professional Applications & Engineering Value

Engineered for precision assembly in demanding environments, these 10-32 UNF Class 3A rounded head screws solve critical fastening challenges where corrosion resistance and thread integrity are paramount. The 316 Stainless Steel material combined with passivated finish provides exceptional protection against chemical exposure and atmospheric corrosion, making them ideal for marine equipment, chemical processing plants, and food-grade applications. The fine UNF threading with Class 3A tolerance ensures superior vibration resistance and precise fitment in machinery, electronic enclosures, and precision instruments. The flanged button head design with hex drive facilitates quick installation while distributing clamp load effectively, preventing surface damage and maintaining joint integrity under dynamic loads.

Specification Summary & Compliance

This rounded head screw features precision 10-32 UNF fine threads with Class 3A thread fit for superior dimensional accuracy. Manufacturing complies with standard inch system specifications including 3/4" length, 0.406" flange diameter, and fully threaded design. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial markets.