S-90281A918 5/8"-11 x 24" Setup Studs

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with black-oxide steel coating for prolonged service life in demanding industrial environments
• Superior load-bearing capacity with 125,000 psi minimum tensile strength, ensuring reliable performance under high-stress conditions
• Precise thread engagement with Class 2A thread fit for smooth assembly and reduced risk of cross-threading
• Versatile dual-end threading allowing flexible installation and secure connections from both sides
• Exceptional hardness rated at Rockwell C27, providing excellent wear resistance and durability
• Compliance with environmental standards including RoHS 3 and REACH, ensuring safe use in regulated industries
• Optimized 24" length designed for stable setups in machinery alignment and fixture applications

Professional Applications & Engineering Value

These black-oxide steel setup studs are engineered to address critical challenges in precision industrial setups, such as machinery alignment, jig and fixture construction, and modular assembly systems. The 5/8"-11 threading on both ends with Class 2A thread fit ensures consistent, repeatable fastening without binding, reducing installation time and minimizing equipment downtime. The high tensile strength of 125,000 psi and Rockwell C27 hardness provide resilience against dynamic loads and abrasion, making them ideal for heavy-duty applications in manufacturing, automotive, and aerospace sectors. The black-oxide surface treatment offers an additional layer of protection against rust and corrosion, extending component life in humid or chemically exposed environments while maintaining dimensional stability.

Specification Summary & Compliance

This setup stud adheres to Class 2A thread fit standards for consistent dimensional accuracy and ease of assembly. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements, ensuring environmental safety and regulatory acceptance. The product is manufactured to deliver precise thread length of 1 3/4" on both ends and a minimum tensile strength of 125,000 psi, supporting reliable performance in rigorous industrial applications.