S-97042A212 5/16"-24 x 5" Partially Threaded Studs

Key Features & Benefits at a Glance

• Superior corrosion resistance provided by 18-8 stainless steel construction, ensuring long-term reliability in harsh environments
• High tensile strength of 70,000 PSI delivers exceptional load-bearing capacity for demanding industrial applications
• Precision Class 2A thread fit guarantees consistent mating with nuts and threaded components for secure assemblies
• Fine UNF threading (5/16"-24) offers enhanced vibration resistance and superior clamping force compared to coarse threads
• Optimized partial threading design with 3/4" threaded section allows for versatile installation while maintaining unthreaded shaft integrity
• Strict dimensional control with ±0.005" shaft diameter tolerance ensures perfect fit and alignment in precision assemblies
• Full regulatory compliance with RoHS 3 and REACH standards makes this stud suitable for regulated industries worldwide

Professional Applications & Engineering Value

This 18-8 stainless steel partially threaded stud addresses critical engineering challenges in industrial fastening systems where corrosion resistance and precision alignment are paramount. The 5/16"-24 UNF fine threading provides superior resistance to vibrational loosening in machinery, automotive, and aerospace applications, while the Class 2A thread fit ensures consistent engagement without binding. The 4 1/4" unthreaded shaft section maintains structural integrity in clearance applications, preventing thread damage during installation. With its 70,000 PSI tensile strength, this stud reliably withstands high-stress conditions in equipment manufacturing, structural frameworks, and precision instrument assembly, offering engineers a durable solution that combines mechanical performance with environmental compliance.

Specification Summary & Compliance

This partially threaded stud maintains Class 2A thread fit tolerance per UNF standards with precise ±0.005" shaft diameter tolerance. The 5/16"-24 UNF fine thread specification ensures compatibility with standard industrial components. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making it suitable for global distribution and use in regulated industries. The right-hand threading follows established industrial conventions for consistent installation across applications.