S-91268A996 1"-8 x 10" ASME B18.2.1, 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 tensile strength of 150,000 psi ensures reliable performance in high-stress industrial environments, reducing the risk of fastener failure.
- Grade 8 steel construction with Rockwell C33 hardness provides superior durability and resistance to wear, extending service life in demanding applications.
- 1"-8 UNC coarse threading with Class 2A fit offers easy installation and secure fastening, minimizing assembly time and improving joint integrity.
- Partially threaded design allows for precise clamping force control, ideal for applications where vibration resistance and stability are critical.
- External hex drive and hex head enable high-torque application with standard tools, enhancing efficiency in maintenance and construction tasks.
- Compliance with ASME B18.2.1 and SAE J429 standards guarantees consistent quality and interoperability, meeting rigorous industry specifications.
- RoHS 3 and REACH compliance ensures environmental safety and regulatory adherence, supporting sustainable and responsible manufacturing practices.
Professional Applications & Engineering Value
This Grade 8 hex head screw is engineered to address common challenges in heavy-duty industrial settings, such as structural assembly, machinery fabrication, and infrastructure projects. The high-strength steel material, combined with a Rockwell C33 hardness, resists deformation and fatigue under extreme loads, while the 1"-8 UNC coarse thread and partial threading enhance grip and reduce loosening from vibrations. Its external hex drive allows for efficient installation with standard wrenches, streamlining operations in construction, automotive, and manufacturing industries where reliability and 150,000 psi tensile strength are paramount for safety and longevity.
Specification Summary & Compliance
This fastener features a Class 2A thread fit for precise tolerances, adhering to UNC thread standards and manufactured in accordance with ASME B18.2.1 and SAE J429 specifications. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental and safety standards are met for industrial use.
