S-90291A240 10-24 ASME B18.3 Set Screws

Key Features & Benefits at a Glance

• Superior vibration resistance with green nylon 6/6 plastic tip that prevents loosening under dynamic loads
• Exceptional corrosion resistance from 18-8 stainless steel construction for long service life in harsh environments
• Precise thread engagement with Class 3A thread fit ensuring reliable fastening in demanding applications
• Easy installation and removal through 3/32" hex drive design that accommodates standard tools
• Wide temperature compatibility with nylon tip performing reliably from -50° to 250° F
• Enhanced component protection from soft nylon tip that prevents damage to mating surfaces
• Industry-standard compliance meeting ASME B18.3 specifications for consistent quality and performance

Professional Applications & Engineering Value

This 10-24 UNC set screw delivers critical engineering solutions for industrial applications requiring secure positioning of components on shafts and axles. The 18-8 stainless steel construction provides excellent corrosion resistance in demanding environments, while the Class 3A thread fit ensures precise engagement and maximum holding power. The hex headless design with 3/32" drive allows for flush mounting in space-constrained assemblies, and the green nylon 6/6 tip maintains consistent locking force across a broad temperature range from -50° to 250° F. These set screws are particularly valuable in machinery, automotive, and precision equipment where vibration resistance and component protection are paramount, preventing damage to expensive mating components while maintaining secure positioning.

Specification Summary & Compliance

Manufactured to ASME B18.3 standards with Class 3A thread fit for precision tolerance. Features 10-24 UNC coarse thread with right-hand direction and 0.19" thread diameter. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The 3/8" length and Rockwell B80 hardness ensure durability in industrial fastening applications.