S-90279A192 8-32 x 3/8" 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 for extended service life in demanding environments
- Exceptional 60,000 psi tensile strength provides reliable fastening performance under high-stress conditions
- Class 2A thread fit ensures smooth installation and consistent engagement with mating components
- Rockwell B69 hardness rating maintains structural integrity and prevents thread deformation during repeated use
- Coarse UNC threading enables quick assembly and reduced cross-threading risks in industrial applications
- Full threading along the 3/8" length offers maximum grip and adjustment flexibility
- Phillips No. 2 drive system provides secure tool engagement and efficient installation torque transfer
Professional Applications & Engineering Value
These 8-32 UNC zinc-plated steel screws deliver critical engineering solutions for industrial assembly challenges. The combination of coarse thread design and Class 2A thread fit significantly reduces installation time while preventing cross-threading in high-volume production environments. The rounded head profile with Phillips drive ensures flush mounting and reliable torque application across metal fabrication, machinery assembly, and electrical enclosure applications. With 60,000 psi tensile strength and Rockwell B69 hardness, these fasteners maintain clamping force integrity in vibration-prone equipment, while the zinc plating provides essential corrosion protection for extended service life in manufacturing facilities and outdoor installations.
Specification Summary & Compliance
Manufactured to precise Class 2A thread fit tolerances with UNC coarse threading (8-32 size) and full compliance with ASME B18.6.3 mechanical standards. These rounded head Phillips screws meet stringent regulatory requirements including RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) environmental standards, ensuring safe use across global industrial markets.
