S-91771A829 10-32 x 1/2" 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 for extended service life in harsh environments
- Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B80 hardness for reliable performance under high stress
- Precision thread engagement with Class 2A thread fit ensuring consistent fastening and vibration resistance
- Optimized drive efficiency featuring Phillips No. 2 drive for secure installation and reduced cam-out risk
- Flush mounting capability with standard 82° countersink angle for seamless surface integration
- Full-threaded design providing maximum grip length and load distribution across the entire fastener
- Regulatory compliance meeting ASME B18.6.3 specifications for dimensional accuracy and performance reliability
Professional Applications & Engineering Value
These 10-32 UNF flat head screws deliver critical performance advantages in demanding industrial applications where corrosion resistance and mechanical integrity are paramount. The passivated 18-8 stainless steel construction provides exceptional protection against oxidation and chemical exposure, making these Phillips flat head screws ideal for machinery, electronic enclosures, and marine equipment. The fine thread spacing of the UNF thread form ensures superior holding power in thin materials and vibration-prone environments. With their 82° countersink angle and flat head profile, these fasteners enable flush mounting in precision assemblies while maintaining structural integrity. The combination of 80,000 psi tensile strength and Class 2A thread fit guarantees reliable performance in high-stress applications, reducing maintenance frequency and downtime.
Specification Summary & Compliance
Manufactured to exacting ASME B18.6.3 standards with Class 2A thread fit tolerances for precision engagement. Features 10-32 UNF fine threads with right-hand orientation and full threading along the 1/2" length. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial markets.
