S-90281A634 3/8"-16 x 2 1/2" DIN 939 Setup Studs

Key Features & Benefits at a Glance

• Exceptional Tensile Strength: With a minimum tensile strength of 125,000 psi, these studs reliably handle high-stress applications without failure, ensuring long-term structural integrity.
• Superior Corrosion Resistance: The black-oxide steel finish provides enhanced protection against rust and wear, extending service life in harsh industrial environments.
• Precision Thread Fit: Class 2A thread fit ensures smooth, accurate assembly and disassembly, reducing the risk of cross-threading and improving setup efficiency.
• Dual-Ended Threading Design: Threaded on both ends with 1" thread lengths each, allowing for secure, balanced connections in machinery setups and fixture applications.
• High Hardness for Durability: A minimum Rockwell C22 hardness offers excellent resistance to deformation and wear, maintaining dimensional stability under repeated use.
• Compliance with International Standards: Meets DIN 939 specifications, ensuring consistent quality and compatibility with global engineering requirements.
• Environmental and Safety Compliance: RoHS 3 and REACH compliant, making them safe for use in regulated industries and supporting sustainable manufacturing practices.

Professional Applications & Engineering Value

These Black-Oxide Steel Setup Studs are engineered to address common challenges in precision machinery and industrial assembly. The 3/8"-16 threading and dual 1" threaded ends provide a secure, balanced fastening solution that minimizes vibration loosening and misalignment in jigs, fixtures, and automated equipment. Made from high-strength steel with a black-oxide surface treatment, they resist corrosion and abrasion, reducing maintenance downtime in demanding environments like manufacturing plants and automotive setups. By complying with DIN 939 standards, these studs ensure reliable performance and interchangeability, streamlining procurement and installation processes for engineers and procurement specialists focused on efficiency and durability.

Specification Summary & Compliance

This setup stud features a 2 1/2" length with Class 2A thread fit for precise tolerance, adhering to DIN 939 manufacturing specifications. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring environmental safety and regulatory adherence in industrial applications.