S-93516A587 5/16"-18 x 1 1/2" ASME B18.2.1 Bronze Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance for long-lasting performance in marine and harsh industrial environments
• High tensile strength of 70,000 PSI ensures reliable load-bearing capacity in demanding applications
• Rockwell B70 hardness provides superior durability and resistance to deformation under stress
• Fully threaded UNC coarse pattern enables faster installation and superior holding power
• External hex drive design allows for easy installation with standard tools and high torque application
• Compliance with ASME B18.2.1 standards guarantees dimensional accuracy and interchangeability
• RoHS 3 and REACH compliant ensuring environmental safety and regulatory adherence

Professional Applications & Engineering Value

Engineered for marine applications and harsh industrial environments, these 651 Silicon Bronze hex head screws deliver unmatched corrosion resistance where standard fasteners fail. The combination of 70,000 PSI tensile strength and Rockwell B70 hardness ensures structural integrity in high-stress applications, while the UNC coarse thread pattern provides superior grip and vibration resistance. The external hex drive facilitates quick installation with common tools, reducing labor time in shipbuilding, offshore structures, and chemical processing plants. These fully threaded screws maintain consistent performance across their entire length, making them ideal for applications requiring uniform clamping force and maximum thread engagement.

Specification Summary & Compliance

This 5/16"-18 UNC hex head screw features Class 2A thread fit for standard tolerance applications and measures 1-1/2" in length with fully threaded construction. Manufactured to ASME B18.2.1 specifications for dimensional accuracy and performance reliability. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors.