S-92443A077 2-56 x 1/4" ASME B18.6.3 Brass Binding Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from high-quality brass construction, ensuring long-term reliability in demanding environments
• Excellent electrical conductivity making them ideal for electrical and electronic applications requiring reliable grounding
• Optimized installation efficiency with slotted drive design for straightforward assembly using standard screwdrivers
• Enhanced holding power through Class 2A thread fit, providing precise engagement and vibration resistance
• Exceptional mechanical strength with 50,000 psi tensile strength and Rockwell B40 hardness for heavy-duty applications
• Wide head profile design offering superior load distribution and preventing pull-through in softer materials
• Full threading capability ensuring maximum grip length and secure fastening throughout the entire shank

Professional Applications & Engineering Value

These 2-56 UNC brass rounded head slotted screws deliver exceptional engineering value across multiple industrial sectors. The brass material provides natural corrosion resistance, eliminating galvanic concerns when used with dissimilar metals while maintaining excellent electrical properties for electrical enclosures and panel assemblies. The binding head style with wide rounded profile distributes clamping force effectively, preventing damage to sensitive components and substrates. With coarse thread spacing and Class 2A thread fit, these fasteners offer reliable engagement in both metallic and non-metallic materials, reducing installation time while maintaining consistent torque values. The combination of 50,000 psi tensile strength and Rockwell B40 hardness ensures these screws withstand vibrational stresses in machinery, automotive, and electronic applications where durable fastening solutions are critical for operational safety and longevity.

Specification Summary & Compliance

These precision-engineered rounded head screws feature 2-56 UNC coarse threads with Class 2A thread fit tolerance for optimal engagement and assembly consistency. Manufacturing complies with ASME B18.6.3 specifications ensuring dimensional accuracy and performance reliability. The products are fully compliant with RoHS 3 (2015/863/EU) environmental directives and meet REACH (EC 1907/2006) requirements for hazardous substances, making them suitable for global industrial applications with strict regulatory standards.