S-92800A391 3/8"-24 x 3 1/2" 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction for long-lasting performance in harsh environments
• Exceptional tensile strength rated at 80,000 psi ensures reliable fastening under heavy loads
• Precise UNF fine threading (3/8"-24) provides superior vibration resistance and secure fit
• Full-length threading delivers maximum grip and holding power across the entire fastener length
• Class 2A thread fit guarantees consistent, reliable assembly with standard mating components
• External hex drive design allows for high-torque installation with common wrench tools
• Rockwell B70 hardness maintains thread integrity and prevents stripping during repeated use

Professional Applications & Engineering Value

This 3/8"-24 UNF hex head screw delivers critical performance advantages for demanding industrial applications. The 18-8 stainless steel composition provides excellent corrosion resistance, making it ideal for machinery, marine equipment, and chemical processing environments where moisture and corrosive elements are present. The fine thread configuration offers superior resistance to vibration loosening compared to coarse threads, ensuring maintained clamp force in dynamic applications. With its fully threaded design and external hex drive, this fastener provides maximum engagement surface and enables high-torque installation for heavy-duty assemblies. The combination of 80,000 psi tensile strength and Rockwell B70 hardness creates a durable fastening solution that withstands both static and dynamic loading conditions in construction, manufacturing, and equipment maintenance applications.

Specification Summary & Compliance

This hex head screw features 3/8"-24 UNF fine threading with Class 2A thread fit per unified screw thread standards, ensuring precise dimensional accuracy and reliable mating with corresponding nuts and tapped holes. The inch system measurement provides compatibility with North American industrial specifications. The product is manufactured to meet RoHS 3 (2015/863/EU) compliance for restricted hazardous substances and REACH (EC 1907/2006) regulations, making it suitable for global industrial markets with strict environmental requirements.