S-90281A891 1"-8 x 5" DIN 939 Setup Studs

Key Features & Benefits at a Glance

• Exceptional Tensile Strength – With a minimum tensile strength of 125,000 psi, these studs provide reliable performance under heavy loads, reducing the risk of failure in demanding applications.
• Precision Thread Fit – Class 2A thread fit ensures smooth assembly and secure fastening, minimizing play and improving alignment in setup operations.
• Double-Ended Threading – Threaded on both ends with 2" thread lengths each, offering versatile installation options and easy integration into various machinery setups.
• Enhanced Durability – Made from black-oxide steel with Rockwell C22 hardness, these studs resist wear and corrosion, extending service life in industrial environments.
• Compliance with International Standards – DIN 939 compliant design ensures consistent quality and interchangeability, while RoHS 3 and REACH compliance supports environmental and safety regulations.
• Optimized for Heavy-Duty Use – The 5" length and robust construction make these studs ideal for repetitive setup tasks, providing stability and reducing maintenance needs.

Professional Applications & Engineering Value

These 1"-8 threaded setup studs are engineered to address common challenges in industrial assembly, such as misalignment and fastener fatigue. Constructed from black-oxide steel, they offer superior corrosion resistance and durability, which is critical in environments exposed to moisture or chemicals. The double-ended threading with precise Class 2A fit allows for quick, secure connections in jigs, fixtures, and machinery setups, reducing downtime and improving operational efficiency. By meeting DIN 939 standards, these studs ensure reliable performance in automotive, manufacturing, and tooling applications, where precision and repeatability are essential. Their high tensile strength and hardness make them a trusted choice for heavy-duty industrial setup studs, providing long-term value by minimizing replacement costs and enhancing system integrity.

Specification Summary & Compliance

These setup studs feature a 1"-8 thread size with Class 2A fit, ensuring precise dimensional accuracy per inch-based standards. They comply with DIN 939 manufacturing specifications, and are confirmed to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmental and safety requirements in global supply chains.