S-91025A562 1/4"-20 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 in high-stress applications, reducing the risk of fastener failure.
• Corrosion-Resistant Coating: The black-oxide steel finish offers enhanced resistance to rust and corrosion, extending the service life of components in harsh industrial environments.
• Precision Thread Fit: Class 2A thread fit ensures smooth assembly and disassembly, minimizing galling and improving installation efficiency for maintenance and setup tasks.
• Dual Threaded Design: Threaded on both ends with 1/4"-20 threads and varying thread lengths (1 3/4" and 3/8"), allowing for versatile connections and secure fastening in complex assemblies.
• High Hardness Rating: Rockwell C22 hardness provides excellent wear resistance, maintaining thread integrity and dimensional stability under repeated use.
• International Standard Compliance: Manufactured to DIN 939 specifications, ensuring compatibility and interchangeability with global machinery and equipment designs.
• Environmental and Safety Compliance: RoHS 3 and REACH compliant, meeting stringent regulations for hazardous substances and supporting sustainable, safe manufacturing practices.

Professional Applications & Engineering Value

These 1/4"-20 threaded DIN 939 setup studs are engineered to address common challenges in precision industrial setups, such as alignment stability and repeated assembly cycles. The black-oxide steel material, combined with a Class 2A thread fit, minimizes friction and wear during installation, reducing downtime in applications like machinery fixturing, tooling jigs, and automotive assemblies. With threads on both ends and specific thread lengths (1 3/4" and 3/8"), they enable secure, adjustable connections in confined spaces, enhancing versatility for engineers and technicians. Ideal for high-strength environments, these studs support efficient maintenance and setup processes while adhering to international standards for reliability and safety.

Specification Summary & Compliance

This product features a Class 2A thread fit with precise dimensions, including a 5" length and 1/4"-20 thread size, ensuring accurate engagement and interchangeability. It complies with DIN 939 manufacturing standards for consistent quality and performance. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) requirements, confirming adherence to environmental and health regulations for industrial use.