S-92750A119 4-40 x 3/4" Tapping Screws
Tapping 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 harsh industrial environments
- Maximum torque transmission and reduced cam-out through T10 Torx drive design for reliable installation and removal
- Exceptional holding power in sheet metal thanks to thread-forming tri-lobe shank that creates strong, permanent threads
- Quick installation and strong engagement with coarse UNC thread spacing and fully threaded design
- Secure seating and professional appearance with rounded pan head profile that sits flush against surfaces
- Reduced material splitting with blunt tip design that gently forms threads without damaging substrates
- Global compliance assurance meeting RoHS 3 and REACH environmental standards for international projects
Professional Applications & Engineering Value
These 4-40 UNC thread forming screws are engineered specifically for sheet metal applications where traditional fasteners fail. The zinc-plated steel construction provides essential corrosion protection in manufacturing facilities, electrical enclosures, and HVAC systems. The tri-lobe shank design solves common vibration-induced loosening by creating permanent, high-strength threads that won't strip under dynamic loads. With T10 Torx drive compatibility, maintenance teams achieve higher torque values without damaging screw heads, reducing installation time and repair costs. The coarse thread spacing ensures rapid assembly in production environments while maintaining exceptional pull-out strength, making these tapping screws ideal for high-volume manufacturing and equipment maintenance.
Specification Summary & Compliance
These screws feature 4-40 UNC coarse threads with Class 2A tolerance for consistent fit, tri-lobe thread forming design for sheet metal applications, and 3/4" length with full threading. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe use in global industrial markets. The T10 Torx drive and pan head style meet industry standards for drive compatibility and seating requirements.
