S-91565A824 4-40 x 1 1/2" Threaded Rods

Key Features & Benefits at a Glance

• Exceptional tensile strength of 50,000 psi ensures reliable performance under high-stress conditions, reducing the risk of fastener failure in demanding applications.
• Full threading along the entire 1-1/2" length provides maximum engagement and flexibility for precise adjustments and secure fastening across various assembly points.
• Class 1A thread fit with UNC coarse spacing offers easier, faster assembly and disassembly, minimizing installation time and labor costs in industrial settings.
• Right-hand thread direction ensures compatibility with standard equipment and simplifies integration into existing systems without requiring special tools.
• Steel construction with Rockwell B61 hardness delivers superior durability and resistance to wear, extending service life in harsh operating environments.
• RoHS 3 and REACH compliance guarantees adherence to strict environmental and safety regulations, making it suitable for global supply chains and sensitive industries.

Professional Applications & Engineering Value

This 4-40 UNC fully threaded steel rod is engineered to address common industrial challenges such as vibration loosening and alignment issues in machinery assemblies. The coarse thread spacing and Class 1A thread fit facilitate quick installation while maintaining secure connections, ideal for applications in automotive, electronics, and heavy equipment where high tensile strength and durability are critical. Made from robust steel with a Rockwell B61 hardness, it resists deformation and wear, ensuring long-term reliability in dynamic environments. Its right-hand threading and full-length design allow for versatile use in framing, supports, and custom fixtures, providing consistent performance and reducing maintenance downtime.

Specification Summary & Compliance

This threaded rod adheres to UNC coarse thread standards with a Class 1A thread fit for external threads, ensuring precise dimensional accuracy and ease of assembly. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming it is free from hazardous substances and suitable for regulated industrial applications. The specifications include a length of 1-1/2", thread size of 4-40, and a tensile strength of 50,000 psi, manufactured to deliver consistent quality and performance in line with industry requirements.