S-90096A429 8-32 x 5/8" 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 zinc-plated steel construction, extending service life in demanding industrial environments
- Excellent vibration resistance through serrated locking flange design that prevents loosening under dynamic loads
- High-strength thread engagement with UNC coarse threads and full threading for maximum holding power in various materials
- Easy installation and removal with external hex drive design providing secure tool engagement and torque transmission
- Versatile material compatibility specifically engineered for aluminum, brass, cast iron, and sheet metal applications
- Reliable performance backed by ASME B18.6.3 compliance ensuring dimensional accuracy and mechanical properties
- Environmental compliance meeting RoHS 3 standards for safe and sustainable manufacturing practices
Professional Applications & Engineering Value
These 8-32 UNC thread cutting screws deliver exceptional engineering value in metal fabrication and assembly operations. The zinc-plated steel construction provides essential corrosion protection while maintaining high tensile strength for demanding applications. The serrated locking flange eliminates the need for additional locking components by creating permanent resistance to vibration-induced loosening. Engineered with Type F thread cutting capability, these screws form perfect mating threads in aluminum, brass, cast iron, and sheet metal without pre-tapping, significantly reducing installation time and labor costs. The external hex drive ensures maximum torque transmission during installation, while the coarse UNC thread profile provides rapid assembly and superior pull-out resistance in various material thicknesses.
Specification Summary & Compliance
This No. 8 screw features precise 8-32 UNC coarse threads with Class 2A tolerance for consistent fit and performance. The 5/8" length and fully threaded design ensure maximum engagement depth. Manufactured to ASME B18.6.3 specifications SAE J933, guaranteeing dimensional accuracy and mechanical reliability. Compatible with No. 26 drill bit (0.147" diameter) for proper hole preparation. Fully compliant with RoHS 3 (2015/863/EU) environmental standards, ensuring safe use across regulated industries and applications.
