S-91418A716 1/2"-13 x 1 1/2" ASTM F912 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-oxide coating, extending service life in harsh industrial environments
• Exceptional holding power thanks to Rockwell C45 hardness and coarse UNC threads for maximum grip in demanding applications
• Precise installation control with square head and external square drive, allowing for high-torque application without slippage
• Enhanced fastening reliability through extended tip design that provides deeper penetration and superior resistance to vibration loosening
• Guanteed interchangeability with Class 2A thread fit ensuring consistent performance across standardized equipment
• Reduced maintenance requirements from alloy steel construction that withstands heavy loads and repeated adjustments
• Compliance with global standards including ASTM F912, RoHS 3, and REACH for worry-free international procurement

Professional Applications & Engineering Value

This black-oxide alloy steel set screw delivers critical performance where vibration resistance and corrosion protection are paramount. The 1/2"-13 UNC coarse thread configuration ensures rapid installation and superior holding strength in pulleys, gears, and collars, while the extended tip design creates permanent seating in shaft applications. Engineered with Rockwell C45 hardness, it maintains structural integrity under extreme mechanical stress, making it ideal for heavy machinery, automotive assemblies, and industrial equipment requiring reliable fastening solutions that withstand prolonged operational demands.

Specification Summary & Compliance

Manufactured to Class 2A thread fit tolerances with precise tip diameter (0.344" ±0.009") and length control. Complies with ASTM F912 manufacturing specifications and demonstrates full conformity to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. Right-hand UNC coarse threads ensure compatibility with standard industrial components.