S-91565A556 1/4"-20 x 3 1/2" Threaded Rods
Threaded Rods
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Basic Information
Dimension Parameters
Thread Parameters
Material & Strength Parameters
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Key Features & Benefits at a Glance
- Exceptional tensile strength of 50,000 psi ensures reliable load-bearing capacity and resistance to failure in demanding applications.
- Class 1A thread fit provides easier assembly and disassembly, reducing installation time and labor costs.
- Fully threaded design along the entire 3 1/2" length offers maximum flexibility for adjustable fastening and secure connections at any point.
- UNC coarse threading enhances resistance to vibration loosening and allows for quicker installation compared to fine threads.
- Rockwell B61 hardness provides excellent durability and wear resistance, extending the service life in high-stress environments.
- Right-hand thread direction ensures standard, intuitive installation compatible with common tools and procedures.
- RoHS 3 and REACH compliance guarantees environmental safety and regulatory adherence for use in various industrial sectors.
Professional Applications & Engineering Value
This 1/4"-20 UNC fully threaded steel rod is engineered to address common industrial challenges such as vibration-induced loosening and assembly inefficiencies. The coarse UNC thread and Class 1A fit facilitate rapid installation while maintaining a secure hold, reducing downtime in production lines and machinery maintenance. Its high tensile strength and Rockwell B61 hardness make it ideal for heavy-duty applications in construction, automotive, and manufacturing, where consistent performance under stress is critical. The fully threaded design allows for versatile positioning and adjustment, providing reliable fastening solutions in frameworks, supports, and equipment assemblies that require precision and durability.
Specification Summary & Compliance
This rod adheres to UNC thread standards with a Class 1A thread fit for inch-based measurements, ensuring dimensional accuracy and interchangeability. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming it is free of hazardous substances and suitable for global industrial use. Manufactured to deliver 50,000 psi tensile strength and Rockwell B61 hardness, it supports applications requiring robust and reliable threaded rod performance.
