S-90340A129 3/8"-16 x 1 3/4" Socket Head Screws for Square-Drive Wrenches

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh industrial environments
• High-strength performance delivering 70,000 psi tensile strength for reliable load-bearing applications
• Precise Class 3A thread fit ensuring tight, secure fastening with minimal backlash in assemblies
• Enhanced torque transmission via 3/8" square drive and high-profile socket head design
• Durable Rockwell B84 hardness providing excellent wear resistance and long service life
• Versatile partial threading allowing unthreaded shank sections for precise component alignment
• Full regulatory compliance meeting RoHS 3 and REACH standards for global industrial use

Professional Applications & Engineering Value

This 3/8"-16 UNC Socket Head Cap Screw delivers exceptional engineering value in demanding applications where corrosion resistance and high tensile strength are critical. The 18-8 Stainless Steel construction prevents rust and degradation in chemical processing, marine, and food equipment environments. The Class 3A thread fit provides superior engagement with mating components, reducing vibration-induced loosening in machinery and structural assemblies. With its high-profile socket head and 3/8" square drive, this fastener enables high-torque installation in confined spaces, making it ideal for precision equipment, automation systems, and heavy-duty industrial machinery where reliability and dimensional accuracy are paramount.

Specification Summary & Compliance

This socket head cap screw features 3/8"-16 UNC coarse threads with Class 3A thread fit precision and 1 3/4" length with partial threading. Manufactured to inch system standards with Rockwell B84 hardness and 70,000 psi tensile strength. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations for industrial applications worldwide.