S-92865A806 5/8"-11 x 3" 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 tensile strength of 120,000 PSI ensures reliable performance in demanding applications, reducing the risk of fastener failure.
- Superior corrosion resistance from zinc plating extends service life and maintains integrity in harsh industrial environments.
- High hardness rating (Rockwell C25) provides excellent wear resistance and durability under heavy loads.
- Coarse UNC threading allows for faster installation and better performance in materials prone to stripping or cross-threading.
- Class 2A thread fit ensures consistent, reliable engagement with nuts and tapped holes, minimizing assembly issues.
- External hex drive design offers secure tool engagement for high-torque applications, speeding up installation and removal.
- Full threading along the 3" length provides maximum grip and adjustability in various material thicknesses.
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, this Grade 5 hex head screw delivers robust performance where reliability is critical. The zinc plated steel construction combats corrosion in environments exposed to moisture and chemicals, while the coarse UNC thread resists vibration loosening and ensures quick assembly in structural steel, machinery, and construction projects. Its 120,000 PSI tensile strength and Rockwell C25 hardness make it ideal for high-stress connections, reducing maintenance needs and downtime. Fully compliant with ASME B18.2.1 and SAE J429 standards, it guarantees interchangeability and safety in industrial fastening solutions.
Specification Summary & Compliance
This fastener meets Class 2A thread fit tolerances for consistent performance and is manufactured in accordance with ASME B18.2.1 and SAE J429 Grade 5 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 global industrial use.
