S-92620A201 8-32 x 1" ASME B18.6.3, SAE J429 High-Strength Grade 8 Steel Hex Head Screws
High-Strength Grade 8 Steel Hex 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
- Exceptional load-bearing capability with 150,000 psi tensile strength for reliable performance in high-stress environments
- Superior corrosion resistance provided by zinc yellow-chromate plating, extending service life in demanding conditions
- Optimized torque transmission through the external hex drive design, ensuring secure installation and removal
- Enhanced durability with Rockwell C33 hardness, maintaining structural integrity under repeated stress
- Precise thread engagement with Class 2A thread fit, reducing the risk of cross-threading and ensuring consistent fastening
- Broad compatibility with UNC coarse threading, facilitating quick assembly in various industrial applications
- Environmental compliance meeting RoHS 3 and REACH standards, supporting sustainable manufacturing practices
Professional Applications & Engineering Value
These Grade 8 steel hex head screws deliver critical reliability in heavy machinery, automotive assemblies, and structural frameworks where vibration resistance and long-term integrity are paramount. The fully threaded 8-32 UNC coarse thread design ensures maximum grip length and distributes mechanical loads evenly, minimizing the risk of joint failure. Combined with zinc yellow-chromate plating, the fastener resists oxidation and chemical exposure in harsh operational environments. Engineers specify these external hex drive screws for their proven performance in applications requiring ASME B18.6.3 compliance, from construction equipment to industrial manufacturing systems, where consistent clamping force and corrosion protection are essential for operational safety and reduced maintenance intervals.
Specification Summary & Compliance
This 1" length hex head screw features precision 8-32 UNC coarse threads with Class 2A thread fit tolerances for consistent engagement. Manufactured to meet ASME B18.6.3 specifications under SAE J429, ensuring dimensional accuracy and mechanical properties. The product is verified as RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, adhering to strict environmental regulations for hazardous substance restrictions.
