S-94105A712 1/2"-13 x 1" ASME B18.3, ASTM F912 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to the black-oxide coating on alloy steel, extending service life in harsh industrial environments
• Exceptional holding power with Class 3A thread fit ensuring precise, tight engagement and minimal backlash in assemblies
• High-strength durability from Rockwell C45 hardness, providing reliable performance under heavy loads and vibration
• Easy installation and removal with the 1/4" hex drive design, allowing for efficient torque application in confined spaces
• Wide compatibility with UNC coarse threads (1/2"-13) offering quick assembly and robust connections in various materials
• Secure positioning due to the flat tip and headless design, preventing component movement without protruding parts
• Regulatory peace of mind by meeting ASME B18.3, ASTM F912, RoHS 3, and REACH standards for safe, compliant use

Professional Applications & Engineering Value

This 1/2"-13 UNC set screw is engineered to address critical challenges in industrial fastening, such as loosening under vibration and corrosion in demanding settings. The black-oxide alloy steel construction, combined with a Rockwell C45 hardness, ensures long-term reliability by resisting wear and environmental degradation. Its Class 3A thread fit and coarse thread spacing provide a secure, precise fit that minimizes the risk of stripping in soft materials like aluminum or plastics, making it ideal for machinery, automotive, and construction applications. The headless design and flat tip allow for flush mounting in tight spaces, enhancing safety and aesthetics while the hex drive facilitates easy adjustment with standard tools, reducing installation time and maintenance costs.

Specification Summary & Compliance

This set screw adheres to Class 3A thread fit tolerances for high precision, with UNC coarse threads (1/2"-13) and a right-hand thread direction. It conforms to ASME B18.3 and ASTM F912 manufacturing specifications, ensuring consistent quality and performance. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting environmental and safety regulations for hazardous substances.