S-90920A283 10-32 x 5/8" ASME B18.6.3 Alloy Steel Torx Flat Head Screws
Alloy Steel Torx Flat Head 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 torque transmission with T20 Torx drive that minimizes cam-out and tool slippage for efficient installation
- Enhanced corrosion resistance through zinc-plated steel construction, extending service life in industrial environments
- High tensile strength of 60,000 psi ensures reliable performance under demanding mechanical loads
- Precise Class 2A thread fit provides consistent engagement and vibration resistance in fine-thread applications
- 82° countersink angle enables flush mounting with standard countersunk holes for clean surface finishes
- Full threading along 5/8" length offers maximum grip range and adjustment flexibility
- Compliance with major industry standards including ASME B18.6.3 ensures dimensional accuracy and interchangeability
Professional Applications & Engineering Value
These 10-32 UNF flat head screws deliver exceptional engineering value in precision assembly applications where space constraints and surface finish requirements are critical. The zinc-plated steel construction provides durable protection against environmental factors, while the T20 Torx drive system ensures maximum torque transfer without damaging the fastener head. The UNF fine thread configuration offers superior vibration resistance compared to coarse threads, making these flat head screws ideal for machinery, electronic enclosures, and automotive components where reliable fastening is essential. The 82° countersink angle matches standard chamfered holes, creating seamless surface transitions in manufactured products.
Specification Summary & Compliance
Manufactured to ASME B18.6.3 specifications with Class 2A thread fit tolerance for consistent performance. These 10-32 UNF screws feature right-hand threading and full threading along the 5/8" length. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and workplace safety standards are met for industrial applications.
