S-90058A148 6-32 x 1/2" Tamper-Resistant Tri-Groove-Drive Steel Round Head Screws
Tamper-Resistant Tri-Groove-Drive Steel Round Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
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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 holding power with 80,000 psi tensile strength ensuring reliable, vibration-resistant connections
- Precision thread engagement through Class 3A fit for secure fastening and reduced cross-threading risks
- Optimized drive efficiency with Tri-Groove design providing superior torque transfer and reduced cam-out
- Enhanced material durability with Rockwell C28 hardness maintaining structural integrity under repeated stress
- Maximum thread contact through full threading and coarse spacing for faster installation and stronger grip
- Streamlined assembly with high rounded head profile allowing smooth surface transition and reduced snagging
Professional Applications & Engineering Value
These 6-32 UNC zinc-plated steel screws deliver critical performance advantages for industrial assembly operations. The coarse thread spacing combined with Class 3A thread fit ensures rapid installation while maintaining precise tolerance control, significantly reducing assembly time in high-volume production environments. The Tri-Groove drive style provides exceptional torque resistance, minimizing tool slippage and preventing damage to fastener heads during repeated installations. With 80,000 psi tensile strength and Rockwell C28 hardness, these fully threaded screws maintain structural integrity under vibration and dynamic loads, making them ideal for machinery, electrical enclosures, and automotive components where reliable fastening solutions are paramount.
Specification Summary & Compliance
Manufactured to precise UNC thread standards with Class 3A thread fit for superior dimensional accuracy. Features right-hand thread direction with coarse thread spacing and No. 6 Tri-Groove drive size. Complies with industry standards for mechanical properties and surface treatments, including RoHS and REACH environmental directives. The zinc-plated steel construction meets corrosion resistance requirements for industrial applications.
