S-91440A151 6-32 x 3/4" ASME B18.6.3 Steel Round Head Combination Phillips/Slotted Screws
Steel Round Head Combination Phillips/Slotted 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 zinc-plated steel construction for extended service life in demanding environments
- Exceptional 60,000 psi tensile strength ensures reliable performance under high-stress industrial applications
- Dual Phillips/Slotted drive compatibility provides installation flexibility with standard tooling
- Precision UNC coarse threading with Class 2A fit enables quick assembly and secure fastening
- Fully threaded design maximizes grip length and load distribution across the entire fastener
- Rounded head profile offers reduced surface marking and improved aesthetic integration
- Comprehensive regulatory compliance including ASME B18.6.3, RoHS 3, and REACH for global market acceptance
Professional Applications & Engineering Value
These zinc-plated steel rounded head screws deliver exceptional engineering value across multiple industrial sectors. The combination of Rockwell B70 hardness and 60,000 psi tensile strength ensures reliable performance in high-vibration environments where fastener integrity is critical. The UNC coarse thread pattern with Class 2A fit provides excellent engagement in various materials while resisting loosening under dynamic loads. The Phillips/Slotted dual drive system offers installation versatility, accommodating different tool preferences without compromising torque transmission. Ideal for electrical enclosures, machinery assembly, and automotive components, these fasteners solve common industrial challenges including corrosion prevention, installation efficiency, and long-term reliability in demanding applications.
Specification Summary & Compliance
This 6-32 x 3/4" rounded head screw features precision UNC coarse threading with Class 2A thread fit tolerance for consistent engagement and reliable performance. Manufactured to ASME B18.6.3 specifications for dimensional accuracy and mechanical properties. Fully compliant with RoHS 3 (2015/863/EU) restrictions on hazardous substances and REACH (EC 1907/2006) regulations for chemical safety. The inch system measurement ensures compatibility with North American industrial standards and replacement applications.
