S-92610A339 1/4"-20 x 5/8" ASTM A574 Torx Alloy Steel Socket Head Screws
Torx Alloy Steel Socket 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 torque transmission with the Torx Plus IP30 drive minimizes cam-out and tool wear, allowing for precise installation and removal.
- Enhanced durability and corrosion resistance from the Black-Oxide Alloy Steel material, extending service life in demanding industrial environments.
- Precise Class 3A thread fit provides tight tolerances and secure fastening, ideal for applications requiring high vibration resistance.
- Rockwell C39 hardness offers excellent wear resistance, maintaining thread integrity and reducing maintenance needs over time.
- Full threading along the 5/8" length allows for adjustable grip and uniform load distribution, improving assembly flexibility.
- Compliance with ASTM A574, RoHS 3, and REACH ensures environmental safety and meets rigorous industry standards for quality and reliability.
Professional Applications & Engineering Value
This Black-Oxide Alloy Steel Socket Head Cap Screw is engineered to address common industrial challenges such as vibration loosening and corrosion in heavy machinery. The Torx Plus IP30 drive delivers superior torque control, preventing stripping and enabling efficient assembly in confined spaces. With a 1/4"-20 UNC coarse thread and Class 3A fit, it ensures secure fastening in high-vibration environments like automotive, aerospace, and manufacturing equipment. The high tensile strength and hardness make it ideal for critical applications where reliability and longevity are paramount, reducing downtime and maintenance costs.
Specification Summary & Compliance
This screw features precise UNC coarse threads with Class 3A fit, ensuring tight dimensional accuracy. It is manufactured in compliance with ASTM A574 specifications and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, confirming its suitability for global industrial use without hazardous substances.
