S-92997A311 1/4"-20 x 2 1/2" Setup Studs

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and reducing maintenance costs.
• High tensile strength of 85,000 psi ensures reliable performance under significant load and stress, preventing fastener failure.
• Precision Class 2A thread fit guarantees consistent, easy assembly and secure connections without cross-threading.
• Dual threading (1" and 3/8" lengths) provides versatile setup options for accurate alignment and spacing in complex assemblies.
• Durable Rockwell B83 hardness offers excellent wear resistance, extending the service life of your equipment.
• Compliance with RoHS 3 and REACH ensures environmental safety and meets global regulatory standards for industrial use.
• Standard 1/4"-20 thread size allows for broad compatibility with existing components and tooling, simplifying inventory and installation.

Professional Applications & Engineering Value

These 1/4"-20 threaded setup studs are engineered to solve critical alignment and mounting challenges in precision machinery, jigs, and fixtures. Made from 18-8 stainless steel, they resist corrosion and oxidation, making them suitable for demanding sectors like automotive assembly, aerospace, and electronic enclosures where moisture or chemicals are present. The Class 2A thread fit and dual-end threading (1" and 3/8" lengths) enable quick, accurate positioning, reducing installation time and minimizing misalignment issues. With a minimum tensile strength of 85,000 psi and Rockwell B83 hardness, these studs maintain integrity under vibration and load, ensuring long-term reliability in repetitive setup applications. Their design supports efficient production workflows, helping engineers achieve consistent results in industrial mounting and calibration tasks.

Specification Summary & Compliance

This setup stud features a 2 1/2" length with threading on both ends (Thread Length A: 1", Thread Length B: 3/8") and a 1/4"-20 thread size, manufactured to Class 2A thread fit standards for precise dimensional accuracy. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety requirements. The material and construction meet industry benchmarks for 85,000 psi tensile strength and Rockwell B83 hardness, providing reliable performance in various engineering applications.