S-90275A628 3/8"-16 x 1 1/2" ASME B18.6.3 Steel Slotted Flat Head Screws
Steel Slotted Flat Head 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 demanding environments
- Exceptional mechanical strength with 60,000 psi tensile strength and Rockwell B70 hardness for heavy-duty applications
- Reliable thread engagement with Class 2A thread fit ensuring consistent performance and easy assembly
- Optimized flush mounting with 82° countersink angle and standard flat head profile for seamless surface integration
- Enhanced installation efficiency through fully threaded UNC coarse design providing maximum holding power
- Broad industrial compatibility with right-hand threading and slotted drive accommodating standard tools
- Regulatory compliance assurance meeting ASME B18.6.3 specifications for quality and performance standards
Professional Applications & Engineering Value
These 3/8"-16 UNC flat head screws deliver critical engineering solutions where flush surface mounting and high tensile strength are paramount. The zinc-plated steel construction provides essential corrosion protection for industrial equipment, machinery assemblies, and structural applications exposed to harsh operating conditions. The fully threaded coarse design ensures maximum thread engagement and vibration resistance, while the 82° countersink angle enables precise flush installation in metal fabrication, automotive components, and heavy machinery. Engineered to ASME B18.6.3 standards, these flat head screws maintain dimensional consistency for reliable performance in critical fastening applications where failure is not an option.
Specification Summary & Compliance
Manufactured to precise Class 2A thread fit tolerances with UNC coarse threading (3/8"-16) and right-hand direction. Complies with ASME B18.6.3 mechanical standards for dimensional accuracy and performance. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations for hazardous substance restrictions. Features 1-1/2" length with standard flat head profile and slotted drive style for universal tool compatibility in inch-system applications.
