S-90910A774 8-32 x 5/8" ASME B18.3 Stainless Steel Button Head Torx Plus Screws
Stainless Steel Button Head Torx Plus 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 18-8 stainless steel construction and passivated finish for extended service life in harsh environments
- Enhanced torque transmission and reduced cam-out through Torx Plus IP15 drive system for reliable, efficient installations
- High mechanical strength delivering 60,000 psi tensile strength and Rockwell B55 hardness for demanding applications
- Precise thread engagement with Class 2A UNC coarse threads ensuring consistent fit and vibration resistance
- Streamlined assembly process with fully threaded design and rounded button head for smooth, flush installations
- Regulatory compliance assurance meeting ASME B18.3 specifications and environmental standards including RoHS 3 and REACH
- Optimized for industrial use combining right-hand threading with standardized 8-32 dimensions for compatibility across equipment
Professional Applications & Engineering Value
These 8-32 Torx Plus rounded head screws provide critical solutions for industrial assembly challenges where corrosion resistance and torque reliability are paramount. The 18-8 stainless steel composition with passivated finish creates a protective barrier against chemical exposure and oxidation, making them ideal for marine, food processing, and outdoor equipment applications. The Torx Plus IP15 drive system eliminates cam-out issues common in Phillips drives, ensuring maximum torque transfer during high-volume production. With UNC coarse threading and Class 2A thread fit, these fasteners maintain secure connections in vibrating machinery while the fully threaded 5/8" length provides consistent clamping force across the entire engagement area.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2A thread fit tolerance and UNC thread form specifications. These rounded head screws comply with ASME B18.3 mechanical standards and demonstrate environmental responsibility through RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance. The 8-32 thread size maintains standardized spacing while the 0.164" thread diameter and 5/8" length ensure dimensional consistency across industrial applications.
