S-90201A360 7/16"-14 x 1 1/2" Extreme-Strength Grade 9 Steel Hex Head Screws
Extreme-Strength Grade 9 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 180,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
- Superior corrosion resistance from zinc yellow-chromate plating extends service life in harsh industrial environments, minimizing maintenance needs.
- High hardness rating (Rockwell C38) provides excellent wear resistance, maintaining thread integrity during repeated installations.
- Coarse UNC threading with Class 2A fit offers quick assembly and secure fastening, improving installation efficiency.
- Full threading along the 1½" length allows for maximum adjustability and grip in various material thicknesses.
- External hex drive design enables easy tightening with standard tools, reducing installation time and labor costs.
- Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets global manufacturing standards.
Professional Applications & Engineering Value
These Grade 9 hex head screws are engineered to address critical challenges in heavy machinery, structural steel connections, and automotive assemblies where vibration resistance and load-bearing capacity are paramount. The steel construction combined with zinc yellow-chromate plating provides a durable barrier against rust and chemical exposure, making them ideal for outdoor or corrosive environments. The coarse UNC thread ensures rapid installation in tough materials, while the external hex drive allows for high torque application without stripping. This combination delivers reliable performance in industrial applications requiring exceptional durability under extreme mechanical stress.
Specification Summary & Compliance
This fastener features precise Class 2A thread fit with 7/16"-14 UNC coarse threading in a right-hand direction, manufactured to inch system standards. It maintains full threading across the 1½" length for consistent engagement. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety requirements for industrial components.
