S-91688A234 3/8"-16 x 3/4" Set Screws

Key Features & Benefits at a Glance

• Enhanced Component Protection: Permanent 304 stainless steel swivel tip prevents surface damage to shafts and components during repeated adjustments
• Superior Corrosion Resistance: 18-8 stainless steel construction ensures excellent performance in demanding industrial environments
• Optimized Torque Transmission: Hex drive design with 3/16" drive size provides secure tool engagement and prevents stripping
• Reliable Thread Engagement: Class 2A UNC coarse threads ensure consistent fastening performance and easier assembly
• Extended Service Life: Rockwell C54 hardness rating delivers exceptional wear resistance and durability
• Precision Alignment Capability: 9° maximum swivel angle allows for optimal contact with uneven or angled surfaces
• Global Compliance Assurance: Meets RoHS 3 and REACH environmental regulations for international applications

Professional Applications & Engineering Value

This high-performance set screw addresses critical engineering challenges in industrial applications where precision positioning and component protection are paramount. The permanent swivel tip technology featuring 304 stainless steel construction eliminates the need for separate tip components while providing consistent, damage-free contact with shafts, gears, and collars. The 18-8 stainless steel body combined with Rockwell C54 hardness ensures reliable performance in corrosive environments while maintaining structural integrity under vibration and heavy loads. The UNC coarse thread pattern with Class 2A fit facilitates quick installation and removal, making it ideal for maintenance-intensive applications in machinery, automotive, and manufacturing equipment where repeated adjustments are necessary without compromising holding strength.

Specification Summary & Compliance

This 3/8"-16 UNC set screw features precise Class 2A thread fit tolerances with right-hand thread direction and coarse thread spacing. The fastener maintains dimensional accuracy with 3/4" length, 0.375" thread diameter, and permanent swivel tip configuration. Manufacturing compliance includes adherence to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial applications requiring restricted substance compliance.