S-91771A941 6-32 x 5/16" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws
Stainless Steel Phillips 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 passivated 18-8 stainless steel construction, ideal for harsh industrial environments
- Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B80 hardness for reliable load-bearing performance
- Precision thread engagement through Class 2A UNC coarse threads ensuring secure fastening and vibration resistance
- Optimized flush mounting with standard 100° countersink angle and flat head design for seamless surface integration
- Efficient installation using Phillips No. 2 drive system, reducing tool slippage and assembly time
- Full-threaded reliability providing maximum grip length and uniform stress distribution across applications
- Regulatory compliance assurance meeting ASME B18.6.3 standards and environmental regulations for global supply chain compatibility
Professional Applications & Engineering Value
These 6-32 UNC flat head screws deliver critical performance advantages in demanding industrial settings where material integrity and precision matter most. The passivated 18-8 stainless steel construction provides exceptional resistance to oxidation and chemical exposure, making these Phillips flat head fasteners ideal for electronics enclosures, machinery panels, and outdoor equipment. The coarse thread screw design with Class 2A thread fit ensures rapid installation and superior vibration resistance in high-stress assemblies. With fully threaded coverage and standardized 100° countersink angle, these screws eliminate protrusion issues while maintaining consistent clamping force across industrial flat head screw applications in automotive, aerospace, and manufacturing sectors.
Specification Summary & Compliance
Manufactured to exact ASME B18.6.3 specifications with Class 2A thread fit tolerance for precision engagement. The 6-32 UNC coarse thread profile ensures compatibility with standard industrial components. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations guarantees safe usage across global markets. Mechanical properties include verified 80,000 psi tensile strength and Rockwell B80 hardness, confirming consistent performance under operational stresses.
