S-94105A415 1/2"-20 x 1 1/2" ASME B18.3, ASTM F912 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-oxide coating for extended service life in demanding industrial environments
• Exceptional thread precision with Class 3A fit ensuring reliable, vibration-resistant fastening in critical applications
• High-torque installation capability through 1/4" hex drive design for secure assembly without head interference
• Optimized material strength with Rockwell C45 hardness providing durable performance under heavy mechanical stress
• Fine thread engagement with 1/2"-20 UNF configuration delivering superior holding power in precision assemblies
• Regulatory compliance assurance meeting ASME B18.3, ASTM F912, RoHS 3, and REACH standards for global industrial use
• Space-saving headless design enabling flush mounting in confined spaces while maintaining full fastening integrity

Professional Applications & Engineering Value

Engineered for precision industrial applications, this black-oxide alloy steel set screw addresses critical challenges in machinery assembly, automotive components, and precision equipment manufacturing. The Class 3A thread fit combined with UNF fine threads provides exceptional resistance to vibrational loosening, making it ideal for high-stress environments where maintaining positional accuracy is paramount. The headless configuration with 1/4" hex drive allows for installation in confined spaces while ensuring maximum torque transmission. The Rockwell C45 hardness ensures the set screw maintains its structural integrity under repeated loading cycles, while the black-oxide surface treatment offers reliable protection against corrosion in various operating conditions, from manufacturing facilities to outdoor equipment applications.

Specification Summary & Compliance

This set screw features precision 1/2"-20 UNF threads with Class 3A fit tolerance for superior thread engagement and dimensional accuracy. Manufacturing complies with ASME B18.3 specifications and ASTM F912 material standards. The product is fully compliant with RoHS 3 (2015/863/EU) restrictions and REACH (EC 1907/2006) regulations regarding substance control, ensuring environmental responsibility and global market acceptance for industrial fastening applications.