S-94705A747 5/8"-11 x 3 3/4" ASTM A193 Steel Heavy Hex Head Screws for High-Pressure Applications
Steel Heavy Hex Head Screws for High-Pressure Applications
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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 tensile strength of 125,000 psi ensures reliable performance under extreme loads and pressures.
- Superior material durability with ASTM Grade B7 steel and Rockwell C35 hardness for excellent wear and corrosion resistance.
- Precise Class 2A thread fit guarantees smooth assembly and secure fastening in coarse UNC threading applications.
- Partially threaded design provides optimal grip length control, reducing stress concentration and improving joint integrity.
- Heavy-duty hex head with external drive allows for high-torque installation using standard tools, enhancing installation efficiency.
- Full ASTM A193 compliance ensures consistent quality and reliability for critical industrial and engineering applications.
- Versatile coarse thread spacing enables quick assembly and disassembly, ideal for high-vibration environments.
Professional Applications & Engineering Value
This 5/8"-11 UNC Grade B7 steel hex head screw is engineered to address critical challenges in heavy-duty industrial settings, such as pressure vessels, valve systems, and structural assemblies. The partially threaded design combined with a 2 1/4" grip length minimizes thread fatigue and distributes clamping force evenly, preventing loosening under dynamic loads. Manufactured from ASTM A193 compliant steel, it offers exceptional resistance to high temperatures and corrosive environments, making it a reliable choice for industrial strength applications. The coarse UNC thread and external hex drive facilitate quick, secure installations, reducing downtime and maintenance costs in demanding operations.
Specification Summary & Compliance
This fastener adheres to Class 2A thread fit tolerances and UNC coarse thread standards, ensuring dimensional accuracy and interchangeability. It meets ASTM A193 specifications for material composition and mechanical properties, including tensile strength and hardness. The product is manufactured in compliance with industry standards for high-strength bolting applications, providing assurance of performance and reliability in critical engineering environments.
