S-97042A199 5/16"-18 x 5" Partially Threaded Studs
Partially Threaded Studs
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Basic Information
Dimension Parameters
Thread Parameters
Material & Strength Parameters
Shaft Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh industrial environments.
- High-strength performance with a 70,000 psi tensile strength, ensuring reliable load-bearing capacity.
- Precision thread engagement via Class 2A thread fit, providing consistent and secure fastening.
- Optimized for easy installation with coarse UNC threading and right-hand direction, reducing assembly time.
- Versatile partial threading design featuring a 4 1/4" unthreaded shaft and 3/4" threaded end for flexible application use.
- Strict dimensional control with a shaft diameter tolerance of -0.005" to 0.005", ensuring precise fit in assemblies.
- Compliance with environmental regulations, being RoHS 3 and REACH compliant for safe and sustainable use.
Professional Applications & Engineering Value
This 5/16"-18 UNC partially threaded stud is engineered to address common challenges in machinery assembly, structural frameworks, and equipment manufacturing. The 18-8 Stainless Steel material offers excellent resistance to rust and oxidation, making it suitable for outdoor, marine, or chemically exposed settings. Its Class 2A thread fit and coarse UNC threading ensure quick, reliable fastening without cross-threading risks, while the 70,000 psi tensile strength supports heavy-duty applications. The partially threaded design allows the unthreaded section to act as a precision spacer or pivot, reducing the need for additional components. Ideal for use in automotive, construction, and industrial machinery, this stud enhances assembly efficiency and long-term durability.
Specification Summary & Compliance
This stud adheres to UNC thread standards with a Class 2A external thread fit, ensuring dimensional accuracy and interchangeability. Key specifications include a 5/16"-18 thread size, 4 1/4" shaft length, 3/4" thread length, and right-hand coarse threading. The product conforms to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free of restricted hazardous substances and safe for various industrial applications.
