S-91715A122 8-32 x 3/8" ASME B18.6.3, SAE J933 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 black zinc-plated steel construction, extending service life in demanding industrial environments
- Effortless installation through Type F thread cutting design that eliminates the need for pre-tapped holes in materials
- Wide material compatibility for reliable performance in aluminum, brass, cast iron, and sheet metal applications
- Secure fastening with fully threaded UNC coarse thread profile ensuring maximum grip and pull-out resistance
- Optimized drive engagement through Phillips No. 2 drive system preventing cam-out during high-torque installation
- Precision dimensional control meeting ASME B18.6.3 standards for consistent performance and interchangeability
- Environmental compliance with RoHS 3 regulations ensuring safe use across global markets
Professional Applications & Engineering Value
These 8-32 UNC tapping screws provide exceptional engineering value by solving critical fastening challenges in sheet metal, aluminum, brass, and cast iron assemblies. The thread cutting Type F design creates precise mating threads during installation, eliminating costly pre-tapping operations and reducing assembly time. Manufactured from black zinc-plated steel, these screws offer enhanced corrosion protection for extended service life in harsh environments. The coarse UNC thread profile ensures rapid installation and superior holding power, while the Phillips No. 2 drive provides reliable torque transmission without stripping. These fully threaded fasteners maintain consistent engagement throughout the material thickness, making them ideal for applications requiring maximum thread contact and vibration resistance.
Specification Summary & Compliance
This 8-32 UNC tapping screw features precision coarse threads with standard manufacturing tolerances, 3/8" length, and pan head style with 0.322" head diameter. The fastener complies with ASME B18.6.3 specifications (SAE J933) for dimensional accuracy and performance standards. Environmental compliance is verified through RoHS 3 (2015/863/EU) certification, ensuring restriction of hazardous substances. The thread cutting Type F design is optimized for use with No. 26 drill bit (0.147" diameter) for proper hole preparation in various materials.
