S-99553A402 10-32 x 1/2" ASME B18.3 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel construction for long-lasting performance in harsh environments
• Maximum holding power achieved through Class 3A thread fit and fine thread spacing for secure, vibration-resistant fastening
• Enhanced durability with Rockwell B80 hardness providing excellent resistance to wear and deformation
• Space-saving headless design with hex drive for flush installation in confined spaces
• Secure component positioning with oval tip that minimizes surface damage while maintaining firm contact
• Reliable industrial performance backed by ASME B18.3 standards compliance for consistent quality
• Environmentally responsible manufacturing with RoHS 3 and REACH compliance for global regulatory acceptance

Professional Applications & Engineering Value

This 10-32 UNF Class 3A set screw delivers exceptional engineering value in demanding industrial applications where precision and reliability are paramount. The 316 Stainless Steel composition provides outstanding resistance to chemical corrosion and extreme temperatures, making it ideal for marine, chemical processing, and food industry applications. The fine thread spacing and Class 3A fit ensure superior vibration resistance in machinery, automotive components, and precision equipment. The headless design with hex drive allows for flush mounting in space-constrained assemblies while maintaining easy installation and removal. The oval tip design minimizes surface marring on shafts and components while providing secure positioning. These set screws solve critical fastening challenges where space limitations, environmental factors, and vibration resistance are primary concerns.

Specification Summary & Compliance

This precision fastener features 10-32 UNF fine threads with Class 3A fit for superior dimensional accuracy and tight tolerances. The 1/2" length and 0.19" thread diameter provide consistent performance across industrial applications. Manufactured to ASME B18.3 specifications for dimensional consistency and mechanical properties. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental responsibility and global market acceptance. The right-hand thread direction and 3/32" hex drive conform to industry standards for compatibility with standard tools and installation procedures.