S-93516A162 7/16"-14 x 1 1/4" ASME B18.2.1 Bronze Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 651 Silicon Bronze material, ideal for marine and harsh industrial environments
• High tensile strength of 70,000 psi ensures reliable performance under heavy loads and vibration
• Rockwell B70 hardness provides excellent durability and resistance to wear and deformation
• Fully threaded design offers maximum grip and holding power across the entire 1-1/4" length
• External hex drive with 5/8" head width allows for easy installation with standard tools and high torque application
• Class 2A thread fit with UNC coarse threading ensures smooth assembly and reliable engagement in various materials
• Compliance with ASME B18.2.1, RoHS 3, and REACH guarantees quality standards and environmental safety for professional use

Professional Applications & Engineering Value

These 651 Silicon Bronze hex head screws deliver exceptional engineering value in demanding applications where corrosion resistance and mechanical strength are critical. The 7/16"-14 UNC coarse thread configuration provides superior holding power in soft materials and rapid installation, while the external hex drive enables high-torque tightening without stripping. Particularly valuable in marine hardware, chemical processing equipment, and coastal construction, these fasteners solve common corrosion failure issues while maintaining 70,000 psi tensile strength and dimensional stability. The combination of silicon bronze material properties with precise Class 2A thread fit ensures reliable performance in saltwater exposure, high humidity, and industrial atmospheres where steel fasteners would rapidly deteriorate.

Specification Summary & Compliance

This hex head screw features precise 7/16"-14 UNC coarse threads with Class 2A thread fit tolerance for consistent engagement. Manufacturing complies with ASME B18.2.1 dimensional standards, ensuring interchangeability and proper function. The product meets RoHS 3 (2015/863/EU) compliance for hazardous substance restrictions and REACH (EC 1907/2006) regulations for chemical safety. With fully threaded construction and dimensions including 1-1/4" length, 5/8" head width, and 17/64" head height, these screws maintain strict quality control for industrial applications requiring reliable silicon bronze fasteners.