S-92949A351 7/16"-14 x 1 1/2" ASME B18.3 Stainless Steel Button Head Hex-Drive Screws
Stainless Steel Button Head Hex-Drive Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments
- High tensile strength of 70,000 psi ensures reliable performance in demanding heavy-duty applications
- Precise Class 3A thread fit provides secure fastening with minimal risk of cross-threading or loosening
- 1/4" hex drive design allows for high-torque installation and easy removal with standard tools
- Fully threaded shank delivers maximum grip length and uniform load distribution across the entire fastener
- Coarse UNC threading enables quick assembly and superior performance in softer materials
- Compliance with major standards including ASME B18.3, RoHS 3, and REACH ensures quality and environmental responsibility
Professional Applications & Engineering Value
This 18-8 stainless steel rounded head screw combines exceptional material properties with precision engineering to solve critical industrial fastening challenges. The passivated finish significantly enhances corrosion resistance, making it ideal for applications exposed to moisture, chemicals, or outdoor elements. With its 7/16"-14 UNC coarse threading and Class 3A thread fit, this fastener provides reliable engagement in various materials while resisting vibration-induced loosening. The rounded head design with 1/4" hex drive offers both aesthetic appeal and practical installation benefits, allowing for high torque application without cam-out. These features make it particularly valuable in heavy machinery, structural assemblies, and industrial equipment where both strength and corrosion resistance are paramount for long-term reliability.
Specification Summary & Compliance
This fully threaded 7/16"-14 UNC screw features precise Class 3A thread fit dimensions with a length of 1-1/2" and Rockwell B55 hardness. Manufactured to meet ASME B18.3 specifications for dimensional accuracy and performance standards. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial applications while maintaining the highest quality standards.
