S-91772A424 3/8"-16 x 5/8" 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, ensuring long-term reliability in harsh environments
- Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness for heavy-duty applications
- Optimized installation efficiency through No. 4 Phillips drive and pan head design for secure tool engagement
- Reliable thread engagement with Class 2A fit UNC coarse threads providing consistent clamping force
- Maximum fastening coverage with fully threaded design along the entire 5/8" length
- Industry-standard compliance meeting ASME B18.6.3 specifications for dimensional accuracy
- Environmental responsibility with RoHS 3 and REACH compliance for sustainable manufacturing
Professional Applications & Engineering Value
These 3/8"-16 UNC pan head Phillips screws deliver critical performance advantages in demanding industrial environments. The passivated 18-8 stainless steel construction provides exceptional corrosion resistance, making them ideal for applications exposed to moisture, chemicals, or outdoor conditions. The combination of 70,000 psi tensile strength and Rockwell B70 hardness ensures reliable performance under vibration and heavy loads, while the fully threaded design maximizes grip length for superior holding power. The No. 4 Phillips drive and pan head profile offer excellent torque transmission and seating characteristics, reducing installation time and improving assembly consistency in manufacturing, machinery, and structural applications where heavy-duty fasteners are essential.
Specification Summary & Compliance
This rounded head screw features precise 3/8"-16 UNC coarse threads with Class 2A fit tolerance for consistent engagement. Manufacturing complies with ASME B18.6.3 standards for dimensional accuracy and performance. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring responsible material usage and environmental safety in industrial applications.
