S-92865A568 1/4"-20 x 7" ASME B18.2.1, SAE J429 Medium-Strength Grade 5 Steel Hex Head Screws
Medium-Strength Grade 5 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 capacity with 120,000 psi tensile strength for reliable performance in demanding applications
- Superior corrosion resistance provided by zinc plating, extending service life in various environmental conditions
- Optimized thread engagement through Class 2A UNC coarse threads ensuring secure fastening and vibration resistance
- Enhanced durability from Grade 5 steel construction with Rockwell C25 hardness for repeated use without deformation
- Efficient installation enabled by external hex drive design allowing high torque application with standard tools
- Full-threaded coverage along the 7-inch length providing maximum grip strength across the entire fastener
- Industry compliance meeting ASME B18.2.1 and SAE J429 specifications for quality assurance
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, these Grade 5 steel hex head screws deliver exceptional performance where structural integrity is paramount. The combination of 120,000 psi tensile strength and Rockwell C25 hardness ensures reliable fastening in construction, machinery assembly, and equipment manufacturing. The zinc plated finish provides essential corrosion protection in environments exposed to moisture and chemicals, while the UNC coarse threads with Class 2A fit enable quick installation and superior vibration resistance. The fully threaded 7-inch design offers maximum engagement depth for critical connections in structural frameworks, industrial machinery, and automotive applications requiring long-lasting fastening solutions.
Specification Summary & Compliance
This 1/4"-20 hex head screw features precise Class 2A thread fit tolerance with UNC coarse threading and right-hand thread direction. Manufactured to meet ASME B18.2.1 and SAE J429 specifications, ensuring dimensional accuracy and performance reliability. The product is RoHS 3 (2015/863/EU) Compliant for environmental safety, with Grade 5 strength classification confirming consistent mechanical properties for industrial applications requiring 120,000 psi tensile strength and controlled hardness characteristics.
