S-91771A260 10-24 x 2 3/4" 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 heavy-duty applications
- Reliable thread engagement through Class 2A thread fit and UNC coarse threading for secure fastening
- Optimal flush mounting with standard 82° countersink angle and flat head design for smooth surface finishes
- Easy installation with Phillips No. 2 drive providing common tool compatibility and efficient driving
- Full thread coverage across the 2-3/4" length for maximum grip and load distribution
- Regulatory compliance meeting ASME B18.6.3, RoHS 3, and REACH standards for quality assurance
Professional Applications & Engineering Value
This 10-24 UNC flat head screw delivers critical performance advantages for industrial assembly applications where corrosion resistance and structural integrity are paramount. The passivated 18-8 stainless steel construction provides excellent protection against oxidation and chemical exposure, making these flat head machine screws ideal for marine equipment, food processing machinery, and outdoor infrastructure. The combination of coarse UNC threading and Class 2A thread fit ensures rapid installation with consistent clamping force, while the 82° countersink angle creates seamless flush mounting in precision-machined components. With full threading across the entire 2-3/4" length, these heavy-duty machine screws maintain uniform stress distribution in high-vibration environments, preventing joint failure in critical mechanical systems.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2A thread fit tolerance and UNC coarse thread specifications. Complies with ASME B18.6.3 mechanical standards for flat head screws, ensuring dimensional accuracy and performance reliability. Meets RoHS 3 (2015/863/EU) compliance for restricted substance control and REACH (EC 1907/2006) environmental safety standards, confirming suitability for regulated industrial and commercial applications worldwide.
