S-92941A806 5/8"-11 x 3" ASME B18.2.1 Brass Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to brass construction, ideal for harsh environments and outdoor applications
• Reliable mechanical performance with 50,000 psi tensile strength and Rockwell B55 hardness for demanding loads
• Easy installation and removal with external hex drive and coarse UNC threading, reducing assembly time
• Precise thread fit with Class 2A tolerance ensuring consistent engagement and vibration resistance
• Optimized partial threading providing strong clamping force where full thread engagement isn't required
• Compliance with industry standards including ASME B18.2.1 for dimensional accuracy and reliability
• Environmental regulation compliance meeting RoHS 3 and REACH requirements for safe usage

Professional Applications & Engineering Value

Engineered for industrial applications requiring precision and longevity, these 5/8"-11 UNC brass hex head screws deliver exceptional performance in challenging environments. The brass material provides natural corrosion resistance, making them ideal for marine, plumbing, and electrical applications where moisture exposure is common. The coarse thread spacing and Class 2A thread fit ensure quick assembly and reliable fastening in soft materials or where vibration resistance is critical. With partial threading design, these screws concentrate strength where needed most, preventing thread damage during repeated installations. The external hex drive allows for high torque application using standard tools, while the Rockwell B55 hardness maintains thread integrity under heavy loads. These characteristics make them particularly valuable in maintenance operations, machinery assembly, and infrastructure projects where durability and regulatory compliance are paramount.

Specification Summary & Compliance

This 5/8"-11 UNC brass hex head screw features precise Class 2A thread fit with coarse thread spacing and right-hand thread direction. Manufacturing complies with ASME B18.2.1 standards for dimensional accuracy and performance reliability. The product meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) regulations for environmental safety and restricted substance control.