S-91025A607 5/16"-18 x 6" DIN 939 Setup Studs

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-oxide steel coating, extending service life in demanding industrial environments
• Precise dual-end threading with Class 2A fit ensures secure, vibration-resistant connections in assembly applications
• Exceptional load-bearing capacity with 125,000 psi tensile strength for heavy-duty mechanical setups
• Enhanced durability with Rockwell C22 hardness rating, maintaining structural integrity under repeated use
• Global standard compliance with DIN 939 specifications for reliable international project integration
• Optimized thread engagement with 2" and 1/2" threaded sections for versatile installation scenarios
• Environmentally responsible manufacturing with full RoHS 3 and REACH compliance for sustainable operations

Professional Applications & Engineering Value

These black-oxide steel setup studs address critical alignment and stability challenges in industrial machinery assembly. The 5/16"-18 threading on both ends with Class 2A thread fit provides exceptional precision for jig and fixture applications where repeated disassembly is required. The DIN 939 compliance ensures dimensional consistency across international projects, while the black-oxide surface treatment offers superior protection against rust and corrosion in manufacturing environments. Engineers value the combination of 125,000 psi tensile strength and Rockwell C22 hardness for maintaining positional accuracy under dynamic loads, making these 6" setup studs ideal for CNC machining setups, automotive tooling, and precision measurement systems where reliability cannot be compromised.

Specification Summary & Compliance

These setup studs maintain Class 2A thread fit tolerances per inch-series standards with 5/16"-18 threading configuration. Manufacturing strictly adheres to DIN 939 specifications for dimensional accuracy and performance consistency. The products are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, containing no restricted substances above threshold limits. The black-oxide steel construction delivers consistent mechanical properties meeting the specified 125,000 psi minimum tensile strength and Rockwell C22 hardness requirements for industrial-grade applications.