S-91565A572 1/4"-28 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.
• Precision Class 1A thread fit provides smooth assembly and easy installation, minimizing cross-threading and saving valuable assembly time.
• Fine UNF thread spacing offers superior vibration resistance and improved clamping force retention compared to coarse threads.
• Rockwell B61 hardness rating delivers excellent wear resistance and durability, extending service life in repetitive or abrasive environments.
• Full threading along the entire 1-1/2" length allows for maximum adjustability and secure fastening at any point along the rod.
• RoHS 3 and REACH compliance ensures environmental safety and regulatory adherence for global industrial supply chains.
• Right-hand thread direction provides standard, intuitive installation compatible with common industrial equipment and procedures.

Professional Applications & Engineering Value

This 1/4"-28 UNF fully threaded steel rod delivers critical engineering solutions where precision alignment and sustained clamping force are paramount. The fine thread spacing and Class 1A thread fit work synergistically to prevent loosening in high-vibration environments like machinery mounts, automotive assemblies, and conveyor systems. Manufactured from high-grade steel with 50,000 PSI tensile strength and Rockwell B61 hardness, it withstands repetitive dynamic loads while maintaining thread integrity. The fully threaded design offers unparalleled installation flexibility for adjustable fixtures, structural bracing, and precision manufacturing jigs where exact positioning is critical. These features make it ideal for OEM applications requiring reliable, long-term fastening performance without frequent maintenance or replacement.

Specification Summary & Compliance

This threaded rod maintains Class 1A thread fit per UNF standards with 1/4"-28 fine thread spacing and right-hand direction. Manufacturing conforms to industry standards for dimensional accuracy, supported by 50,000 PSI tensile strength and Rockwell B61 hardness verification. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety requirements for industrial components.