S-93865A470 5/16"-18 x 1 1/4" Weld Studs

Weld Studs

1445FA00031 Weld Studs
1445FA00031 Weld Studs

Image may differ from product. See technical specification for details.

Part No.
Part No. 1445FA00031
Equivalent to mcmaster :
93865A470

Basic Information

System of Measurement Inch
RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (01/17/2022, 223 SVHC) Compliant

Dimension Parameters

Length 1 1/4"

Thread Parameters

Threading Fully Threaded
Thread Size 5/16"-18
Thread Direction Right Hand
Thread Type UNC
Thread Spacing Coarse
Thread Fit (External) Class 3A

Material & Strength Parameters

Material Steel
Tensile Strength 60000 psi
Hardness Not Rated

Base & Accessories Parameters

Base Diameter 0.755"
Base Thickness 0.099"
Projection Location Below Head
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
Price available upon request. Our sales team will respond within 24 hours with a competitive quote tailored to your requirements.
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Key Features & Benefits at a Glance

  • Exceptional tensile strength of 60,000 psi ensures reliable performance in demanding industrial applications, reducing failure risks.
  • Precision Class 3A thread fit provides superior engagement and vibration resistance for secure assemblies.
  • Fully threaded design offers maximum flexibility in nut placement and adjustment during installation.
  • Below-head projection welding enables flush, stable connections that minimize component shifting.
  • Coarse UNC threading allows for quicker installation and reduced cross-threading in high-vibration environments.
  • RoHS 3 and REACH compliance guarantees environmental safety and regulatory adherence for global supply chains.
  • Right-hand thread direction ensures compatibility with standard tools and streamlined workflow integration.

Professional Applications & Engineering Value

These 5/16"-18 UNC steel weld studs are engineered to address common challenges in heavy-duty fabrication, such as joint integrity under dynamic loads. The fully threaded configuration and Class 3A thread fit deliver precise alignment and consistent clamp force, critical for machinery, structural frames, and automotive assemblies. With a below-head projection design, they facilitate efficient welding operations, reducing heat distortion while maintaining 60,000 psi tensile strength. Ideal for industrial weld stud applications requiring robust, coarse thread spacing and compliance with international standards, these fasteners ensure long-term reliability in corrosive or high-stress environments.

Specification Summary & Compliance

This product adheres to UNC thread standards with a Class 3A external thread fit for precise dimensional accuracy. Manufactured from high-grade steel in inch measurements, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring suitability for regulated industrial sectors. The right-hand thread direction and coarse spacing align with common assembly practices, supporting consistent performance in welding and fastener applications.

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