S-91565A575 1/4"-28 x 2 1/4" Threaded Rods

Key Features & Benefits at a Glance

• Exceptional tensile strength of 50,000 psi ensures reliable performance under heavy loads and reduces risk of mechanical failure
• Precision Class 1A thread fit provides easier assembly and disassembly while maintaining secure fastening in non-critical applications
• Rockwell B61 hardness rating delivers superior wear resistance and extends service life in demanding industrial environments
• Fully threaded design along the entire 2-1/4" length offers maximum flexibility for adjustable positioning and versatile installation
• UNF fine threading (1/4"-28) creates more threads per inch for improved vibration resistance and finer adjustment capabilities
• Right-hand thread direction ensures compatibility with standard industrial components and simplifies installation procedures
• Environmental compliance with RoHS 3 and REACH standards guarantees safe use in regulated industries and international markets

Professional Applications & Engineering Value

This 1/4"-28 UNF fully threaded steel rod delivers critical engineering solutions where precision and reliability are paramount. The fine thread spacing provides superior vibration resistance in machinery and equipment, while the Class 1A thread fit facilitates quicker assembly in production environments. The steel construction with Rockwell B61 hardness withstands repetitive stress in automotive, manufacturing, and construction applications. As a fully threaded rod, it offers unlimited positioning flexibility for jigs, fixtures, and structural supports. The combination of 50,000 psi tensile strength and standardized UNF threading ensures compatibility with existing industrial components, reducing downtime and maintenance costs across various mechanical systems.

Specification Summary & Compliance

This threaded rod features precision 1/4"-28 UNF fine threading with Class 1A thread fit for external threads, manufactured to standard inch system measurements. The product maintains dimensional accuracy with a length of 2-1/4" and right-hand thread direction. Quality assurance includes 50,000 psi tensile strength and Rockwell B61 hardness specifications. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations ensures suitability for international industrial markets and regulated applications.