S-94066A831 10-32 x 3/4" ASME B18.6.3 Tamper-Resistant Drilled Spanner Stainless Steel Pan Head Screws
Tamper-Resistant Drilled Spanner Stainless Steel Pan 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 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments
- Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B96 hardness for reliable performance under high stress
- Precision thread engagement with Class 2A UNF fine threading ensuring secure fastening and vibration resistance
- Easy installation and removal with drilled spanner drive design providing positive torque transmission
- Full regulatory compliance meeting ASME B18.6.3 standards, RoHS 3, and REACH for global market acceptance
- Optimized head design with rounded pan profile offering excellent bearing surface and aesthetic appeal
- Complete thread coverage with fully threaded 3/4" length for maximum grip and load distribution
Professional Applications & Engineering Value
This 18-8 stainless steel rounded head screw delivers exceptional value in demanding applications where corrosion resistance and mechanical reliability are paramount. The combination of UNF fine threading and Class 2A thread fit ensures precise engagement in machinery, electronic enclosures, and precision instruments, preventing loosening under vibration. The passivated finish enhances the natural corrosion resistance of stainless steel, making these drilled spanner drive screws ideal for marine, chemical processing, and outdoor equipment applications. With 80,000 psi tensile strength, they maintain structural integrity in high-stress assemblies while the rounded pan head provides a clean, professional appearance without sharp edges that could damage components or pose safety risks.
Specification Summary & Compliance
This fastener maintains Class 2A thread fit tolerance with 10-32 UNF fine threading and right-hand thread direction. Manufacturing complies with ASME B18.6.3 specifications for dimensional accuracy and performance. The product is fully RoHS 3 (2015/863/EU) compliant and meets REACH (EC 1907/2006) requirements regarding substance restrictions, ensuring environmental regulatory adherence for international industrial applications.
