S-91947A150 3/8"-16 ASME B18.2.2 Hex Nuts

Key Features & Benefits at a Glance

• Lightweight strength from 6061 aluminum reduces overall assembly weight while maintaining structural integrity
• Enhanced corrosion resistance ensures long-term reliability in demanding industrial environments
• Precision Class 2B thread fit provides smooth installation and consistent clamping force
• Space-saving thin profile allows installation in tight clearance applications
• Standard UNC coarse threading enables quick assembly and reduced cross-threading risks
• External hex drive design offers superior torque transmission with common tools
• Full regulatory compliance meets REACH and RoHS 3 environmental standards

Professional Applications & Engineering Value

This 3/8"-16 UNC thin hex nut delivers exceptional engineering value through its 6061 aluminum construction and precision manufacturing. The combination of aluminum's natural corrosion resistance with the thin hex nut profile solves critical challenges in weight-sensitive applications like aerospace components, electronic enclosures, and transportation equipment. The coarse UNC thread form ensures reliable performance in vibration-prone environments, while the external hex drive style provides optimal tool engagement for efficient assembly operations. Engineered to ASME B18.2.2 specifications, this fastener maintains dimensional consistency across production runs, reducing installation time and improving overall assembly quality in industrial settings.

Specification Summary & Compliance

This hex nut features 3/8"-16 UNC coarse threading with Class 2B thread fit per ASME B18.2.2 standards, ensuring precise dimensional accuracy. The manufacturing complies with ASME B18.2.2 specifications for consistent performance. Environmental compliance includes REACH (EC 1907/2006) adherence and RoHS 3 (2015/863/EU) compliance with exemption 6(b)-II for lead as an alloying element in aluminum machining applications.