S-90277A194 8-32 x 1/2" ASME B18.6.3 Steel Binding Head Slotted Screws
Steel Binding Head Slotted Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments
- Exceptional mechanical strength with 60,000 psi tensile strength and Rockwell B69 hardness for reliable load-bearing performance
- Optimized thread engagement through UNC coarse threading and Class 2A fit, ensuring secure fastening and reduced cross-threading risks
- Enhanced installation convenience with wide rounded binding head and slotted drive, providing better tool access and torque application
- Full-thread coverage along the 1/2" length maximizes grip strength and distribution across connected materials
- Regulatory compliance assurance meeting ASME B18.6.3 manufacturing standards and environmental directives (RoHS 3 & REACH)
- Versatile right-hand threading compatible with standard UNC fastening systems for broad application compatibility
Professional Applications & Engineering Value
These 8-32 UNC coarse thread rounded head screws deliver critical engineering solutions where vibration resistance and material integrity are paramount. The zinc-plated steel construction provides essential corrosion protection for electrical enclosures, machinery assemblies, and outdoor equipment. The binding head design with wide profile distributes clamping force effectively, preventing surface damage in sheet metal and plastic components. With fully threaded configuration and Class 2A thread fit, these fasteners maintain consistent engagement depth in high-vibration environments, reducing maintenance frequency in automotive, industrial control systems, and manufacturing equipment applications.
Specification Summary & Compliance
Manufactured to ASME B18.6.3 specifications with UNC coarse threads maintaining Class 2A tolerance for precise fit. The 8-32 thread size features 0.164" major diameter with right-hand orientation. Full regulatory compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe use across regulated industries.
