S-94355A741 1/2"-13 x 1" ASME B18.3 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and extended service life.
• Exceptional holding power provided by Class 3A thread fit, ensuring a tight, secure, and vibration-resistant fastening.
• High-strength durability from Rockwell B80 hardness, offering reliable performance under mechanical stress.
• Easy and secure installation with the 1/4" hex drive, allowing for high torque application without head protrusion.
• Reliable coarse threading (UNC) for quick assembly and reduced cross-threading risk in industrial applications.
• Precise 1" length and flat tip for accurate positioning and a flush finish in assemblies.
• Compliance with major industry standards including ASME B18.3, ensuring consistent quality and interchangeability.

Professional Applications & Engineering Value

This 1/2"-13 UNC Class 3A set screw is engineered to address critical challenges in industrial and mechanical assemblies where vibration resistance and corrosion prevention are paramount. The 18-8 stainless steel material provides excellent resistance to rust and chemical exposure, making it suitable for outdoor, marine, and chemical processing equipment. Its headless design with a hex drive allows for flush mounting in tight spaces, preventing snagging and maintaining a clean profile. The coarse UNC thread and Class 3A fit ensure a precise, strong grip that minimizes loosening under dynamic loads, offering a reliable solution for securing gears, collars, and pulleys in heavy-duty machinery.

Specification Summary & Compliance

This set screw features a 1/2"-13 UNC coarse thread with a Class 3A thread fit for high precision and strength. It is manufactured in compliance with ASME B18.3 specifications and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safety and sustainability in industrial use.