S-92185A611 5/16"-24 x 5/8" Super-Corrosion-Resistant 316 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 316 stainless steel construction and passivated finish, ideal for harsh industrial and marine environments
• Precise Class 3A thread fit ensures superior engagement and vibration resistance in critical assemblies
• High tensile strength of 70,000 psi provides reliable load-bearing capacity for demanding applications
• Rockwell B70 hardness delivers excellent wear resistance and durability under mechanical stress
• 1/4" hex drive design allows for secure tool engagement and high torque application without slippage
• Fully threaded body offers consistent clamping force along the entire 5/8" length for uniform load distribution
• Regulatory compliance with RoHS 3 and REACH standards ensures environmental safety and global market acceptance

Professional Applications & Engineering Value

These 316 stainless steel socket head cap screws with Class 3A UNF fine threads are engineered to solve critical fastening challenges in corrosive and high-stress environments. The combination of passivated finish and marine-grade material provides exceptional protection against saltwater, chemicals, and atmospheric corrosion, making them ideal for marine equipment, chemical processing installations, and offshore structures. The fine thread spacing enhances vibration resistance in machinery and precision equipment, while the standard socket head profile with 1/4" hex drive enables flush installation in confined spaces. With fully threaded design and right-hand threading, these fasteners deliver consistent clamping force and reliable performance in industrial automation, valve assemblies, and structural frameworks where failure is not an option.

Specification Summary & Compliance

This 5/16"-24 UNF socket head cap screw features precise Class 3A thread fit according to UNF standards, ensuring tight tolerances for critical applications. The fastener maintains dimensional accuracy with 0.3125" thread diameter, 5/8" length, and 15/32" head diameter. Manufacturing complies with industry standards for socket head cap screws, and the product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making it suitable for global industrial markets.