S-93516A147 3/8"-16 x 3 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 from 651 Silicon Bronze material, ideal for marine and harsh industrial environments
- High tensile strength of 70,000 PSI ensures reliable load-bearing capacity in demanding applications
- Rockwell B70 hardness provides excellent durability and resistance to wear and deformation
- Class 2A thread fit with UNC coarse threading enables quick assembly and secure fastening
- External hex drive design allows for easy installation with standard tools
- Full threading along the 3 1/2" length offers maximum grip and adjustability
- Compliance with ASME B18.2.1 and environmental regulations ensures quality and safety standards
Professional Applications & Engineering Value
This 3/8"-16 UNC silicon bronze hex head screw is engineered to address critical challenges in corrosive environments, such as marine, chemical processing, and coastal infrastructure. The 651 silicon bronze material provides inherent resistance to saltwater and atmospheric corrosion, reducing maintenance costs and extending service life. With a coarse thread design and external hex drive, it ensures rapid installation and high clamping force, making it suitable for heavy-duty fastening in boat building, offshore platforms, and wastewater treatment systems. The fully threaded configuration and 70,000 PSI tensile strength deliver consistent performance under dynamic loads, while compliance with industry standards guarantees reliability for engineering and procurement teams.
Specification Summary & Compliance
This screw features a 3/8"-16 UNC coarse thread with Class 2A thread fit for precise dimensional accuracy, manufactured to ASME B18.2.1 specifications. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material integrity. The inch system measurements, including a length of 3 1/2" and head dimensions of 15/64" height and 9/16" width, adhere to standardized industrial requirements for consistent performance.
