S-92198A713 5/16"-18 x 8" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws
18-8 Stainless 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
- High tensile strength of 80,000 psi ensures reliable performance in demanding industrial applications, reducing the risk of fastener failure.
- 18-8 stainless steel construction provides excellent corrosion resistance, extending service life in harsh environments.
- Coarse UNC threading with Class 2A fit offers quick assembly and secure fastening, minimizing installation time and errors.
- Rockwell B70 hardness enhances durability and wear resistance, maintaining integrity under repeated stress.
- Partial threading design allows for precise clamping force control, ideal for applications requiring variable grip lengths.
- External hex drive and standard head dimensions facilitate easy installation with common tools, improving workflow efficiency.
- Compliance with ASME B18.2.1, RoHS 3, and REACH ensures adherence to industry standards and environmental safety, supporting responsible sourcing.
Professional Applications & Engineering Value
This 5/16"-18 UNC hex head screw is engineered to address common challenges in heavy-duty industrial settings, such as structural assembly, machinery fabrication, and construction projects. The 18-8 stainless steel material combats corrosion and oxidation, making it suitable for outdoor or humid environments where durability is critical. With a coarse thread and Class 2A thread fit, it ensures rapid installation and robust holding power, reducing downtime in production lines. The partial threading allows for adjustable engagement, providing flexibility in applications like securing panels or frames where vibration resistance is key. By meeting ASME B18.2.1 specifications, it guarantees dimensional consistency and reliability, supporting efficient B2B procurement for engineers and maintenance teams.
Specification Summary & Compliance
This screw adheres to precise dimensional tolerances, including a Class 2A thread fit and UNC coarse thread standards, ensuring compatibility with industry norms. It conforms to ASME B18.2.1 for manufacturing consistency and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its safety and environmental responsibility in global supply chains.
