S-91979A832 3/8"-16 x 3/8" Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction for reliable performance in harsh environments
• Maximum holding power ensured by Class 3A thread fit for precise, vibration-resistant fastening
• Easy installation and removal with hex drive design requiring only a 3/16" hex key
• Enhanced pressure relief through vented design with 0.093" vent diameter to prevent pressure buildup
• Secure component positioning with cup tip design that provides excellent grip and prevents surface damage
• 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 safe, sustainable operations

Professional Applications & Engineering Value

This 3/8"-16 UNC hex headless set screw delivers exceptional engineering value in demanding industrial applications where precision and reliability are paramount. The 18-8 stainless steel construction provides excellent corrosion resistance, making it ideal for machinery, automotive components, and outdoor equipment exposed to moisture and chemicals. The Class 3A thread fit ensures tight tolerances that prevent loosening under vibration, while the vented design eliminates pressure buildup in sealed assemblies. The cup tip creates secure contact points without damaging shaft surfaces, and the headless configuration allows for flush mounting in space-constrained applications. These features combine to solve critical fastening challenges in precision manufacturing, maintenance, and assembly operations where component security and longevity are essential.

Specification Summary & Compliance

This precision set screw features a 3/8"-16 UNC coarse thread with Class 3A thread fit for superior dimensional accuracy. The right-hand thread direction and 3/8" length provide standardized compatibility across industrial applications. Manufactured from 18-8 stainless steel with hex drive (3/16") and cup tip configuration, this fastener complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in various industrial sectors while maintaining consistent performance standards.