S-92800A354 1 1/4"-7 x 12" 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• High tensile strength of 80,000 psi ensures reliable performance under heavy loads and vibration
• Rockwell B70 hardness provides superior durability and resistance to wear
• Class 2A thread fit offers optimal assembly clearance while maintaining secure fastening
• External hex drive design enables quick installation and removal with standard tools
• Partial threading configuration allows for precise clamping force distribution
• RoHS 3 and REACH compliance ensures environmental responsibility and regulatory acceptance

Professional Applications & Engineering Value

This heavy-duty 1 1/4"-7 UNC hex head screw delivers critical engineering solutions for industrial applications where corrosion resistance and structural integrity are paramount. The 18-8 stainless steel composition provides excellent protection against rust and chemical exposure, making it ideal for marine, chemical processing, and outdoor infrastructure projects. The coarse UNC thread pattern with Class 2A fit ensures rapid assembly while maintaining vibration resistance, significantly reducing installation time in large-scale construction and machinery assembly. The external hex drive accommodates high torque applications, while the partial threading design optimizes clamping force distribution across joined materials. These features combine to create a reliable fastening solution that withstands extreme conditions while meeting strict industry compliance requirements.

Specification Summary & Compliance

This 1 1/4"-7 UNC hex head screw features precise Class 2A thread fit tolerances according to inch system standards, with coarse thread spacing for optimal engagement. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring restricted substance compliance. The partially threaded design maintains structural integrity while the right-hand thread direction follows industry-standard fastening conventions for consistent performance across industrial applications.