S-97042A191 5/16"-18 x 1" Partially Threaded Studs

Key Features & Benefits at a Glance

• Enhanced Durability & Corrosion Resistance: Crafted from 18-8 Stainless Steel, this stud offers excellent resistance to rust and corrosion, ensuring long-term reliability in harsh environments.
• Superior Tensile Strength for Demanding Applications: With a 70,000 psi tensile strength, it provides robust fastening power, reducing the risk of failure under high-stress conditions.
• Precision Thread Fit for Reliable Assembly: The Class 2A thread fit ensures consistent, secure engagement with mating parts, minimizing play and improving joint integrity.
• Optimized Partially Threaded Design for Versatility: Threaded on one end with a 1/2" thread length, it allows for easy adjustment and secure fastening in a wide range of assembly scenarios.
• Coarse UNC Threads for Quick Installation: Featuring 5/16"-18 UNC coarse threads and a right-hand direction, enabling faster assembly and disassembly, saving valuable time in production.
• Strict Dimensional Accuracy: A shaft diameter tolerance of ±0.005" guarantees a precise fit, reducing installation errors and enhancing overall assembly quality.
• Compliance with Global Environmental Standards: As RoHS 3 and REACH compliant, this stud meets stringent international regulations, ensuring safety and environmental responsibility in your supply chain.

Professional Applications & Engineering Value

This 5/16"-18 UNC partially threaded stud is engineered to address critical challenges in industrial assembly and machinery. The 18-8 Stainless Steel construction provides inherent corrosion resistance, making it ideal for applications in moist or chemically aggressive environments, such as food processing equipment, marine hardware, and outdoor structures. Its partially threaded design offers flexibility, allowing one end to be securely fixed while the unthreaded section provides shear strength and alignment. The Class 2A thread fit and coarse UNC threading ensure quick, reliable fastening, reducing assembly time and minimizing the risk of cross-threading. With a 70,000 psi tensile strength, it delivers dependable performance in high-load scenarios, from automotive components to construction frameworks, ensuring long-term operational stability and reducing maintenance needs.

Specification Summary & Compliance

This stud adheres to precise dimensional standards, including a Class 2A thread fit for external threads and UNC thread type with coarse spacing. The shaft diameter tolerance is tightly controlled at -0.005" to 0.005", ensuring compatibility and ease of installation. It conforms to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its compliance with environmental and safety requirements for industrial use.