S-90276A190 8-32 x 1/4" ASME B18.6.3 Steel Round Head Slotted Screws
Steel Round 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 for extended service life in harsh industrial environments
- Optimized torque transmission through standard slotted drive design for reliable installation and maintenance
- Enhanced load distribution with rounded head profile that minimizes surface damage during fastening
- Exceptional tensile strength rated at 60,000 psi for secure fastening in high-stress applications
- Precision thread engagement with Class 2A UNC coarse threads ensuring consistent performance and easy assembly
- Maximum holding power through fully threaded design that provides complete engagement along the entire 1/4" length
- Industry compliance assurance meeting ASME B18.6.3 specifications for reliable mechanical performance
Professional Applications & Engineering Value
These 8-32 UNC rounded head slotted screws deliver critical engineering solutions where vibration resistance and corrosion protection are paramount. The zinc-plated steel construction provides essential protection against environmental degradation, while the coarse thread design ensures rapid installation and superior holding power in materials where fine threads might strip. The combination of 60,000 psi tensile strength and Rockwell B69 hardness makes these fully threaded screws ideal for machinery assembly, electrical enclosures, and automotive components where structural integrity cannot be compromised. The rounded head profile distributes clamping force evenly, preventing surface damage to sensitive materials while the slotted drive accommodates both manual and automated installation processes.
Specification Summary & Compliance
Manufactured to precise Class 2A thread fit tolerances with UNC coarse threads (8-32 size) and right-hand thread direction. These screws conform to ASME B18.6.3 mechanical standards and demonstrate compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring they meet current industry requirements for hazardous substance restrictions and chemical safety protocols.
