S-90276A159 6-32 x 2" ASME B18.6.3 Steel Round Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, ensuring long-term reliability in harsh industrial environments
• High tensile strength of 60,000 psi provides exceptional load-bearing capacity for demanding assembly applications
• Rockwell B69 hardness rating delivers excellent wear resistance and durability under repetitive stress
• UNC coarse threading with Class 2A fit enables quick installation and secure fastening in various materials
• Fully threaded 2" length offers maximum grip range and versatility across different material thicknesses
• Slotted drive rounded head design allows for easy manual installation while maintaining a low-profile appearance
• Comprehensive regulatory compliance including ASME B18.6.3, RoHS 3, and REACH ensures quality and environmental safety

Professional Applications & Engineering Value

This zinc-plated steel rounded head screw with UNC coarse threading addresses critical engineering challenges in industrial assembly operations. The combination of 60,000 psi tensile strength and Rockwell B69 hardness provides reliable performance in high-stress applications where fastener failure is not an option. The zinc plating offers essential corrosion protection for equipment exposed to moisture or chemical environments, while the fully threaded design ensures consistent holding power across the entire 2" length. These slotted drive screws are particularly valuable in maintenance, repair, and OEM applications where right-hand threading and Class 2A thread fit guarantee predictable installation torque and secure fastening in metal, plastic, and composite materials.

Specification Summary & Compliance

This fastener maintains Class 2A thread fit tolerance according to UNC standards, ensuring precise dimensional accuracy for reliable performance. Manufacturing specifications strictly adhere to ASME B18.6.3 requirements for slotted head screws. The product demonstrates full compliance with RoHS 3 (2015/863/EU) restrictions on hazardous substances and meets REACH (EC 1907/2006) regulations regarding chemical safety. With 6-32 thread size and coarse thread spacing, this screw delivers optimal performance in industrial fastening applications requiring both strength and regulatory conformity.