S-93445A610 3/8"-16 x 3/8" ASME B18.3 Set Screws

Key Features & Benefits at a Glance

• Superior vibration resistance with serrated locking design to maintain secure positioning in high-motion environments
• Exceptional corrosion resistance from 18-8 stainless steel construction for long-term reliability in harsh conditions
• Precise Class 3A thread fit ensuring tight tolerances and reliable fastening in critical assemblies
• Easy installation and removal with 3/16" hex drive design for efficient maintenance and adjustments
• Enhanced material durability with Rockwell B80 hardness to withstand mechanical stress and wear
• Optimized for coarse UNC threads providing quick engagement and strong holding power in various materials
• Cup tip design for concentrated contact pressure to prevent component slippage

Professional Applications & Engineering Value

This 3/8"-16 UNC hex headless set screw delivers critical performance in demanding industrial applications where vibration resistance and precision are paramount. Manufactured from 18-8 stainless steel, it offers excellent corrosion resistance for machinery exposed to moisture, chemicals, or outdoor elements. The Class 3A thread fit ensures minimal backlash and secure fastening in precision equipment, while the serrated locking feature prevents loosening under continuous vibration in automotive, aerospace, and manufacturing assemblies. The cup tip concentrates force effectively, making it ideal for securing gears, pulleys, and collars without damaging shaft surfaces. Engineered to meet rigorous standards, this set screw solves common challenges of component slippage and fastener failure in high-stress environments.

Specification Summary & Compliance

This set screw features 3/8"-16 UNC coarse threads with Class 3A precision thread fit for exacting dimensional accuracy. It complies with ASME B18.3 specifications for dimensional and mechanical requirements, ensuring consistent performance in industrial fastening applications. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting environmental and safety regulations for hazardous substance restrictions. Manufactured to maintain Rockwell B80 hardness and right-hand thread direction, it provides reliable service in accordance with standardized engineering practices.