S-90220A170 3/8"-16 x 3/4" Vented 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
• High tensile strength of 70,000 psi ensures reliable fastening under heavy loads and vibration
• Vented head design (0.093" diameter) prevents pressure buildup and allows for easier installation in specialized applications
• Class 2A thread fit with UNC coarse threading provides excellent engagement and faster assembly in industrial settings
• External hex drive configuration offers secure tool engagement and high torque capability
• Full threading along the 3/4" length maximizes grip strength and load distribution across the entire fastener
• Rockwell B70 hardness rating maintains thread integrity and prevents stripping during repeated use

Professional Applications & Engineering Value

This 3/8"-16 UNC hex head screw delivers exceptional engineering value for demanding industrial applications where corrosion resistance and mechanical strength are critical. The 18-8 stainless steel composition provides inherent protection against rust and chemical exposure, making it ideal for machinery, marine equipment, and food processing installations. The vented head design solves common pressure-related installation issues in pneumatic systems and enclosed assemblies, while the coarse UNC threading ensures rapid installation in structural steel, automotive frames, and heavy equipment. With its external hex drive and Class 2A thread fit, this fastener maintains precise tolerances for consistent performance in vibration-prone environments, reducing maintenance cycles and improving operational reliability across manufacturing and construction sectors.

Specification Summary & Compliance

This hex head screw features precision 3/8"-16 UNC coarse threads with Class 2A thread fit for standard industrial applications. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global markets. The fastener maintains dimensional accuracy with specified 0.375" thread diameter and 3/4" length, providing consistent performance in assembly operations requiring reliable stainless steel fasteners.