S-98790A048 4-40 x 1 ft. 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 performance under high-stress conditions, reducing the risk of failure in demanding applications.
- Class 1A thread fit provides generous tolerances for easier assembly and disassembly, saving time and labor costs in repetitive installations.
- Fully threaded design offers maximum flexibility for adjustable fastening along the entire 1-foot length, ideal for custom or variable-depth setups.
- Coarse UNC threading enhances resistance to vibration loosening and allows for quicker installation compared to fine threads.
- Rockwell B61 hardness delivers excellent wear resistance and durability, extending service life in abrasive industrial environments.
- Right-hand thread direction ensures compatibility with standard components, simplifying integration into existing systems.
- Full compliance with RoHS 3 and REACH guarantees environmental safety and regulatory adherence, supporting sustainable procurement policies.
Professional Applications & Engineering Value
This 4-40 UNC fully threaded steel rod is engineered to address common industrial challenges such as vibration-induced loosening and assembly inefficiencies. The coarse thread spacing and Class 1A thread fit facilitate rapid installation in machinery, electrical enclosures, and structural frameworks, minimizing downtime. Made from high-strength steel with a Rockwell B61 hardness, it withstands repetitive load cycles and harsh conditions, making it suitable for industrial maintenance, automotive assemblies, and custom fabrication projects. Its right-hand threading and standardized UNC profile ensure seamless compatibility, providing a dependable solution for engineers seeking durability and regulatory compliance in threaded rod applications.
Specification Summary & Compliance
This rod adheres to UNC coarse thread standards with a Class 1A thread fit for external threads, ensuring precise dimensional accuracy. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming the absence of restricted substances. Manufactured to deliver 50,000 psi tensile strength and Rockwell B61 hardness, it aligns with industry benchmarks for reliability and safety in inch-system applications.
