S-92949A624 3/8"-16 x 1" ASME B18.3 Stainless Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel and passivated finish for long-lasting performance in harsh environments
• Exceptional tensile strength rated at 70,000 psi ensures reliable fastening under heavy loads and vibration
• Precision Class 3A thread fit provides superior engagement and reduces the risk of cross-threading during installation
• Hex drive design offers secure tool engagement and prevents cam-out for efficient assembly and disassembly
• Fully threaded construction delivers maximum holding power along the entire screw length
• Rounded button head profile provides a finished appearance while minimizing protrusion in assembled applications
• Industry compliance assurance with ASME B18.3 standards and environmental regulations including RoHS 3 and REACH

Professional Applications & Engineering Value

These 3/8"-16 UNC rounded head screws deliver critical engineering advantages for industrial applications where corrosion resistance and structural integrity are paramount. The combination of 18-8 Stainless Steel material and passivated finish creates a robust barrier against chemical exposure and atmospheric corrosion, significantly extending service life in manufacturing equipment, marine components, and food processing machinery. The hex drive design ensures positive torque transmission during installation, preventing tool slippage that can damage fastener heads in high-torque applications. With Class 3A thread precision and fully threaded construction, these screws maintain consistent clamping force across joined materials, reducing the risk of joint failure in vibrating environments. The rounded button head profile offers both aesthetic appeal and safety by eliminating sharp edges while providing sufficient bearing surface for secure fastening.

Specification Summary & Compliance

This 3/8"-16 UNC screw features coarse threading with precision Class 3A thread fit per ASME standards, ensuring consistent engagement and reliable performance. Manufacturing complies with ASME B18.3 specifications for dimensional accuracy and mechanical properties. The fastener meets RoHS 3 (2015/863/EU) compliance for restricted substances and REACH (EC 1907/2006) regulations for chemical safety, making it suitable for global industrial applications with environmental requirements.