S-93516A148 3/8"-16 x 4 1/2" ASME B18.2.1 Bronze Hex Head Screws
Bronze Hex Head 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
- Exceptional corrosion resistance for long-lasting performance in marine and harsh industrial environments
- High tensile strength of 70,000 psi provides reliable structural integrity for demanding applications
- Rockwell B70 hardness rating ensures superior durability and resistance to wear and deformation
- Fully threaded UNC coarse pattern delivers faster installation and superior holding power
- External hex drive design allows for easy installation with standard tools and high torque application
- Class 2A thread fit guarantees proper engagement and consistent performance across applications
- Comprehensive regulatory compliance meets industry standards for safety and environmental requirements
Professional Applications & Engineering Value
These silicon bronze hex head screws are engineered specifically for challenging environments where corrosion resistance is critical. The 651 silicon bronze material provides exceptional protection against saltwater corrosion and chemical exposure, making them ideal for marine applications, offshore structures, and chemical processing facilities. The UNC coarse thread pattern combined with full threading ensures rapid installation and maximum thread engagement, reducing installation time while providing superior clamping force. The external hex drive accommodates high torque applications without stripping, while the 4 1/2" length provides ample fastening capability for heavy-duty assemblies. These screws solve the common industrial problem of fastener failure in corrosive environments, offering a reliable alternative to stainless steel with excellent mechanical properties.
Specification Summary & Compliance
This 3/8"-16 UNC hex head screw features precise Class 2A thread fit tolerances and coarse thread spacing for optimal performance. Manufactured in compliance with ASME B18.2.1 specifications for dimensional accuracy and mechanical properties. The product meets RoHS 3 (2015/863/EU) compliance for hazardous substance restrictions and REACH (EC 1907/2006) regulations for chemical safety, ensuring environmental responsibility and workplace safety standards are maintained.
