S-94105A328 5-40 x 1/2" ASME B18.3, ASTM F912 Set Screws

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with Black-Oxide Alloy Steel coating, ideal for harsh industrial environments.
• Superior thread precision with Class 3A fit, ensuring tight, reliable fastening and reduced risk of loosening.
• High durability and strength from Rockwell C45 hardness, providing long-lasting performance under mechanical stress.
• Secure, flush installation with a headless design and flat tip, preventing protrusion and maintaining component alignment.
• Easy installation and removal using a 1/16" hex drive, compatible with standard tools for efficient maintenance.
• Wide compatibility with coarse UNC threads and right-hand direction, suitable for common assembly applications.
• Environmental compliance meeting RoHS 3 and REACH standards, supporting sustainable and safe manufacturing practices.

Professional Applications & Engineering Value

This 5-40 UNC set screw is engineered with Black-Oxide Alloy Steel to address common industrial challenges like corrosion and wear in demanding settings such as machinery, automotive, and precision equipment. The headless design and flat tip ensure a secure, flush fit, minimizing vibration-induced loosening and maintaining alignment in assemblies. With a Class 3A thread fit and coarse UNC thread spacing, it offers reliable grip and ease of use in high-stress applications, reducing downtime and enhancing operational efficiency. Compliant with ASME B18.3, this set screw delivers consistent performance for engineers and B2B buyers seeking durable, precision fasteners.

Specification Summary & Compliance

This set screw adheres to precise dimensional standards, including a Class 3A thread fit for tight tolerances and UNC coarse threading. It meets ASME B18.3 specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safety and sustainability in industrial use.