S-92800A352 1 1/4"-7 x 10 1/2" 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• High tensile strength of 80,000 PSI ensures reliable performance under extreme mechanical loads
• Rockwell B70 hardness provides excellent durability and resistance to wear and deformation
• Coarse UNC threads and Class 2A fit enable quick assembly and secure fastening in various materials
• External hex drive design allows for easy installation with standard tools and high torque application
• Partial threading offers optimal grip and clamping force for long-length applications
• Full compliance with RoHS 3 and REACH ensures environmental safety and regulatory adherence

Professional Applications & Engineering Value

This 1 1/4"-7 UNC hex head screw is engineered to address critical challenges in heavy machinery, structural steelwork, and industrial equipment assembly. The 18-8 stainless steel material provides exceptional corrosion resistance, reducing maintenance costs in humid or chemically aggressive environments. Its coarse thread design and Class 2A thread fit facilitate rapid installation while maintaining vibration resistance, preventing loosening in dynamic applications. The external hex drive ensures compatibility with common wrenches, enabling high-torque tightening for secure connections in construction, marine, and manufacturing sectors where 80,000 PSI tensile strength is essential for load-bearing integrity.

Specification Summary & Compliance

This inch-system fastener features a 1 1/4"-7 UNC coarse thread with Class 2A tolerance for consistent fit. It is partially threaded with a minimum thread length of 3 inches and overall length of 10 1/2 inches. Manufactured from 18-8 stainless steel with Rockwell B70 hardness, it complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe and sustainable usage in global industrial supply chains.