S-92186A370 3/8"-24 x 2 1/4" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from 316 stainless steel construction, ideal for harsh chemical and marine environments
• High tensile strength of 70,000 psi ensures reliable performance under heavy loads and vibration
• Rockwell B70 hardness provides excellent wear resistance and durability for long service life
• Fine UNF thread (3/8"-24) delivers superior holding power and vibration resistance compared to coarse threads
• External hex drive design allows for easy installation and removal with standard tools
• Partial threading provides unthreaded shank for precise clamping and alignment in assembled components
• Full regulatory compliance with ASME B18.2.1, RoHS 3, and REACH ensures safety and environmental standards

Professional Applications & Engineering Value

These 316 stainless steel hex head screws are engineered to solve critical challenges in demanding industrial applications where corrosion resistance and mechanical strength are paramount. The UNF fine thread configuration (3/8"-24) provides superior vibration resistance in machinery, automotive, and marine equipment, preventing loosening under dynamic loads. The external hex drive ensures quick installation and removal with standard tools, reducing assembly time in production environments. With partial threading, these fasteners offer precise clamping control, making them ideal for applications requiring accurate component positioning. The exceptional corrosion resistance of 316 stainless steel makes these hex screws perfect for chemical processing, offshore installations, and food processing equipment where exposure to moisture and aggressive substances is common.

Specification Summary & Compliance

This 3/8"-24 UNF hex head screw features Class 2A thread fit for standard industrial applications, ensuring proper engagement and dimensional accuracy. The fastener is manufactured to ASME B18.2.1 specifications for hex head screws and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. With a length of 2 1/4" and minimum thread length of 1", these screws maintain precise dimensional tolerances throughout production for consistent performance.