S-93516A149 3/8"-16 x 4 3/4" 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 in harsh marine and industrial environments thanks to 651 Silicon Bronze construction
- Superior mechanical strength with a 70,000 psi tensile strength and Rockwell B70 hardness for reliable, long-lasting performance
- Optimal fastening power provided by the 3/8"-16 UNC coarse thread design, ensuring excellent grip and vibration resistance
- Efficient installation and removal with a standard external hex drive and hex head for easy tool access and high torque application
- Full-length threading for maximum engagement and holding strength across the entire 4 3/4" length
- Precision manufacturing with Class 2A thread fit for consistent quality and reliable assembly in demanding applications
- Regulatory compliance assurance meeting ASME B18.2.1 standards and environmental regulations like RoHS 3 and REACH
Professional Applications & Engineering Value
Engineered for durability in corrosive settings, this 3/8"-16 UNC hex head screw in 651 Silicon Bronze offers a robust solution for marine hardware, chemical processing equipment, and coastal structures. The coarse thread design provides superior pull-out resistance in softer materials and withstands vibrational loosening. Its external hex drive allows for high-torque installation, making it ideal for heavy-duty assemblies. The fully threaded shank ensures maximum load distribution, while the material's innate resistance to saltwater and atmospheric corrosion significantly reduces maintenance needs and extends service life in demanding industrial applications.
Specification Summary & Compliance
This screw features a 3/8"-16 UNC coarse thread with a Class 2A thread fit for precise dimensional accuracy. It is manufactured in compliance with the ASME B18.2.1 standard, ensuring consistent quality and interchangeability. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting stringent environmental and safety regulations for hazardous substances.
