S-91979A846 3/8"-16 x 3/4" Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction for long-lasting performance in demanding environments
• Precise thread engagement through Class 3A fit ensuring reliable, vibration-resistant fastening in critical applications
• Easy installation and removal with 3/16" hex drive design that provides excellent torque transmission
• Enhanced functionality with vented feature (0.093" diameter) allowing for pressure equalization or fluid passage
• Secure component positioning through cup tip design that creates positive engagement with mating surfaces
• Industry-standard compatibility with UNC coarse threads and right-hand direction for broad application use
• Environmental compliance assurance meeting RoHS 3 and REACH regulations for global manufacturing requirements

Professional Applications & Engineering Value

This 3/8"-16 UNC hex drive set screw delivers exceptional engineering value in industrial fastening applications where precision and reliability are paramount. The 18-8 stainless steel construction provides excellent corrosion resistance, making it ideal for machinery, manufacturing equipment, and outdoor applications exposed to moisture or chemicals. The Class 3A thread fit ensures tight tolerances that prevent loosening under vibration, while the vented design solves pressure buildup issues in enclosed systems. The headless configuration with cup tip allows for flush mounting and secure component positioning in shafts, collars, and pulleys. These industrial set screws are engineered to maintain precise alignment and withstand repeated adjustments without compromising performance.

Specification Summary & Compliance

This precision set screw features 3/8"-16 UNC coarse threads with Class 3A fit for superior dimensional accuracy and thread engagement. The right-hand thread direction and 3/4" length provide standardized fastening solutions across industrial applications. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and material safety. The hex drive configuration (3/16") and vented feature (0.093" diameter) meet industry standards for functionality and performance in mechanical assemblies.