S-93190A654 3/8"-16 x 8" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments and chemical exposure
• Exceptional mechanical strength with 70,000 PSI tensile strength and Rockwell B70 hardness for reliable load-bearing performance
• Maximum holding power through fully threaded design, ensuring uniform stress distribution and secure fastening
• Precise thread engagement with Class 2A fit UNC coarse threads, enabling quick assembly and vibration resistance
• Easy installation and removal using standard external hex drive, compatible with common industrial tools
• Long-term durability in demanding applications due to high-grade material and robust construction
• Regulatory compliance assurance meeting ASME B18.2.1 standards and environmental regulations for global industrial use

Professional Applications & Engineering Value

This 316 stainless steel hex head screw delivers critical performance in corrosive and high-stress environments where failure is not an option. The fully threaded UNC coarse thread design provides maximum grip length and prevents loosening under dynamic loads, making it ideal for structural assemblies, marine equipment, chemical processing plants, and offshore installations. With its external hex drive and Class 2A thread fit, it ensures rapid installation with standard tools while maintaining precise tolerance control. The combination of 70,000 PSI tensile strength and Rockwell B70 hardness offers reliable performance in heavy-duty applications, reducing maintenance frequency and replacement costs. Engineers specify this screw for permanent installations where corrosion resistance and mechanical integrity are paramount.

Specification Summary & Compliance

This 3/8"-16 UNC hex head screw features Class 2A thread fit per ASME B18.2.1 specifications, ensuring dimensional accuracy and interchangeability. The coarse thread spacing and right-hand thread direction provide optimal engagement in various materials. Manufacturing complies with ASME B18.2.1 standards for dimensional consistency, while meeting RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations for hazardous substance restrictions.