S-92198A945 7/8"-14 x 2 1/2" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ensuring long-term reliability in harsh environments
• Exceptional tensile strength rated at 80,000 psi for heavy-duty applications requiring maximum load-bearing capacity
• Precision Class 2A fine threading provides superior engagement and vibration resistance in critical assemblies
• Full threading along the entire 2 1/2" length offers maximum fastening flexibility and uniform stress distribution
• External hex drive design enables high-torque installation with standard tools for efficient assembly
• Rockwell B70 hardness maintains structural integrity under repeated stress and mechanical wear
• Comprehensive regulatory compliance including RoHS 3 and REACH for global industrial applications

Professional Applications & Engineering Value

This 18-8 stainless steel hex head screw delivers critical performance advantages in demanding industrial environments where corrosion resistance and mechanical reliability are paramount. The 7/8"-14 UNF fine threading with Class 2A fit ensures precise engagement in machinery, structural steel connections, and heavy equipment assemblies where vibration loosening poses significant operational risks. The combination of 80,000 psi tensile strength and Rockwell B70 hardness provides exceptional resistance to mechanical stress and wear in applications ranging from industrial machinery to marine equipment. The external hex drive facilitates high-torque installation with standard tools, while the fully threaded design offers uniform clamping force distribution across the entire 2 1/2" length for superior joint integrity.

Specification Summary & Compliance

Manufactured to exacting ASME B18.2.1 standards with precision Class 2A thread tolerances for consistent fit and performance. The 7/8"-14 UNF fine thread configuration meets industrial specifications for high-strength fastening applications. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and global market acceptance. The right-hand threaded configuration with external hex drive follows industry-standard installation practices for reliable performance across industrial sectors.