S-91772A217 8-32 x 4" ASME B18.6.3 Stainless Steel Pan Head Phillips Screws
Stainless Steel Pan Head Phillips 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 70,000 psi tensile strength and Rockwell B70 hardness for reliable load-bearing performance
- Optimized partial threading provides secure fastening while reducing material stress in critical applications
- Precision UNC coarse threading with Class 2A fit ensures smooth installation and consistent engagement
- Enhanced drive stability with Phillips No. 2 drive design for secure torque transmission and reduced cam-out
- Versatile rounded pan head profile offers low-profile installation with improved aesthetic finish
- Full regulatory compliance meets ASME B18.6.3 specifications and environmental standards including RoHS 3 and REACH
Professional Applications & Engineering Value
This 8-32 x 4" partially threaded rounded pan head screw delivers exceptional engineering value for demanding industrial applications. The passivated 18-8 stainless steel construction provides outstanding corrosion resistance, making it ideal for machinery, equipment assembly, and outdoor installations where environmental exposure is a concern. The partial threading design allows for precise clamping force control while minimizing thread damage in soft materials. With UNC coarse threading and Class 2A thread fit, these screws ensure rapid installation and reliable performance in vibration-prone environments. The combination of 70,000 psi tensile strength and Rockwell B70 hardness provides durability for heavy-duty fastening applications across manufacturing, construction, and industrial maintenance sectors.
Specification Summary & Compliance
This fastener features precision 8-32 UNC coarse threading with Class 2A thread fit tolerance for consistent performance. Manufacturing complies with ASME B18.6.3 specifications, ensuring dimensional accuracy and mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting the latest industry standards for safe and sustainable industrial components.
