S-90281A112 5/16"-18 x 2 1/2" DIN 939 Setup Studs
Setup Studs
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Basic Information
Dimension Parameters
Thread Parameters
End A Parameters
End B Parameters
Material & Strength Parameters
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Key Features & Benefits at a Glance
- Exceptional Tensile Performance - With a minimum tensile strength of 125,000 psi, these studs provide reliable load-bearing capacity for demanding industrial setups.
- Superior Corrosion Resistance - The black-oxide steel finish enhances durability and protects against rust in harsh operating environments.
- Precision Thread Fit - Class 2A thread fit ensures smooth assembly and consistent engagement, reducing the risk of cross-threading.
- Double-Ended Threading Efficiency - Threaded on both ends with 1" thread length each allows for versatile and secure connections in complex setups.
- High Hardness for Longevity - Rockwell C22 minimum hardness ensures resistance to wear and deformation under repeated use.
- Global Standard Compliance - DIN 939 specification adherence guarantees dimensional accuracy and interchangeability in international applications.
- Environmental and Safety Assurance - RoHS 3 and REACH compliance ensures safe, eco-friendly use without hazardous substances.
Professional Applications & Engineering Value
These 5/16"-18 threaded setup studs in black-oxide steel are engineered to address common challenges in precision machinery assembly, jig and fixture setups, and automated systems. The double-ended threading with consistent Class 2A thread fit enables quick, secure fastening in tight spaces, minimizing assembly time and reducing the risk of component misalignment. With a robust 125,000 psi tensile strength and Rockwell C22 hardness, they withstand high-stress conditions in manufacturing, automotive, and tooling applications, ensuring long-term reliability. The DIN 939 compliance further supports seamless integration into European-designed equipment, making them ideal for global engineering projects requiring dependable, high-performance setup studs.
Specification Summary & Compliance
This product features precise Class 2A thread fit with 5/16"-18 thread size and 2 1/2" length, manufactured to DIN 939 standards for dimensional accuracy. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring adherence to environmental and safety regulations without hazardous substances.
