S-90780A716 1/2"-13 x 1 1/2" ASTM F468, MIL-S-1222 Nickel Alloy Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 400 Nickel material, ideal for harsh industrial environments requiring long-term reliability
• High tensile strength of 80,000 psi ensures secure fastening under heavy loads and vibration
• Rockwell B80 hardness provides excellent durability and resistance to wear and deformation
• Coarse UNC thread with Class 2A fit allows for quick installation and reliable engagement in various materials
• Fully threaded design offers maximum grip length and consistent holding power along the entire shank
• External hex drive with 3/4" head width enables easy installation with standard tools and high torque application
• Comprehensive compliance with ASTM F468, MIL-S-1222, RoHS 3, and REACH ensures quality and environmental safety

Professional Applications & Engineering Value

This 1/2"-13 UNC hex head screw delivers critical performance advantages in demanding industrial applications where corrosion resistance and mechanical strength are paramount. The 400 Nickel composition provides superior protection against oxidation and chemical exposure, making these heavy-duty hex bolts ideal for marine equipment, chemical processing machinery, and offshore installations. The coarse thread design ensures reliable fastening in softer materials and applications subject to vibration, while the fully threaded configuration maximizes surface contact for enhanced load distribution. With 80,000 psi tensile strength and Rockwell B80 hardness, these industrial fasteners maintain structural integrity under extreme mechanical stress, preventing joint failure in critical assemblies. The external hex drive facilitates efficient installation and removal with common tools, reducing assembly time in manufacturing and maintenance operations.

Specification Summary & Compliance

This high-performance hex head screw features precise Class 2A thread fit according to UNC standards, ensuring proper engagement and reliable fastening performance. The manufacturing process adheres to ASTM F468 specifications and MIL-S-1222 requirements for consistent quality and dimensional accuracy. Environmental compliance is confirmed through RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) certifications, making these nickel alloy screws suitable for regulated industries and international projects requiring strict material safety standards.