S-91236A859 3/4"-10 x 6" ASME B18.2.1, ASTM A307 Low-Strength Steel Hex Head Screws
Low-Strength 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
- Superior corrosion resistance through zinc plating, extending service life in demanding industrial environments
- Exceptional tensile strength rated at 60,000 psi for reliable performance in heavy-duty applications
- Optimized torque transmission with external hex drive and 1 1/8" head width for secure installation
- Enhanced thread engagement with UNC coarse threading and Class 2A fit for vibration resistance
- Versatile partial threading design allowing both clamping and alignment functions in assemblies
- Industry-standard compliance with ASME B18.2.1 specifications ensuring interchangeability and reliability
- Environmental responsibility through RoHS 3 and REACH compliance for sustainable operations
Professional Applications & Engineering Value
This 3/4"-10 UNC hex head screw delivers critical engineering solutions for industrial applications where high tensile strength and corrosion resistance are paramount. The steel construction with Rockwell B69 hardness provides exceptional durability for structural connections in construction, heavy machinery, and manufacturing equipment. The zinc plated finish protects against environmental degradation while the coarse UNC threading ensures rapid assembly and superior vibration resistance. The partially threaded design allows for precise clamping force distribution, making it ideal for applications requiring both secure fastening and component alignment. Engineered to ASME B18.2.1 standards, these external hex drive screws offer reliable performance in critical load-bearing applications where failure is not an option.
Specification Summary & Compliance
This 6" hex head screw features precision 3/4"-10 UNC coarse threads with Class 2A thread fit tolerance for consistent performance. Manufacturing complies with ASME B18.2.1 specifications where identified as ASTM A307 grade. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) standards, ensuring adherence to current environmental regulations. The inch system measurement provides dimensional consistency with North American industrial standards.
