S-90279A143 6-32 x 3/16" ASME B18.6.3 Steel Round Head Phillips Screws
Steel Round Head Phillips 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, ensuring long-term reliability in harsh industrial environments
- High tensile strength of 60,000 psi provides exceptional load-bearing capacity for demanding assembly applications
- Rockwell B69 hardness rating delivers excellent durability and resistance to wear during installation and use
- Class 2A thread fit ensures smooth, precise engagement with mating components for reliable fastening
- Phillips No. 2 drive design offers efficient installation with standard tools, reducing assembly time and labor costs
- Fully threaded configuration maximizes grip length and holding power across the entire fastener length
- Coarse UNC threading provides quick assembly and superior resistance to vibration loosening
Professional Applications & Engineering Value
These 6-32 UNC coarse thread screws with zinc-plated steel construction address critical industrial fastening challenges where corrosion resistance and mechanical strength are paramount. The combination of 60,000 psi tensile strength and Rockwell B69 hardness ensures reliable performance in high-stress applications across electronics, machinery, and automotive assemblies. The rounded head profile with Phillips No. 2 drive facilitates quick installation while minimizing surface damage, making them ideal for production environments where speed and precision are essential. The fully threaded design and Class 2A thread fit provide consistent clamping force and vibration resistance, solving common issues of joint failure in dynamic loading conditions.
Specification Summary & Compliance
Manufactured to precise Class 2A thread fit tolerances with UNC coarse threading (6-32 size), these screws meet ASME B18.6.3 manufacturing specifications for dimensional accuracy and performance. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors. The inch system measurement and standardized dimensions guarantee compatibility with existing assembly designs and tooling requirements.
