S-94705A323 5/8"-11 x 3 1/2" 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 for reliable performance in high-stress industrial applications
- High-temperature resistance with ASTM Grade B7 steel construction, ideal for demanding environments
- Precise Class 2A thread fit ensures smooth assembly and secure fastening with reduced risk of cross-threading
- Partially threaded design provides optimal grip length control and vibration resistance in structural connections
- Rockwell C35 hardness delivers superior wear resistance and long-term durability
- External hex drive allows for easy installation with standard tools while maintaining high torque capability
- Coarse UNC threading enables quick assembly and disassembly in various industrial settings
Professional Applications & Engineering Value
This 5/8"-11 UNC Grade B7 steel hex head screw is engineered to address critical fastening challenges in high-pressure and high-temperature environments. The ASTM A193 compliant construction combined with 125,000 PSI tensile strength makes it ideal for pressure vessel assemblies, piping systems, and structural applications where reliability is paramount. The partially threaded design with precise Class 2A thread fit ensures consistent clamping force distribution while the coarse UNC thread facilitates rapid installation in maintenance and production scenarios. The external hex drive provides excellent torque transmission for secure connections in confined spaces, making this industrial hex bolt a trusted solution for engineers specifying components for heavy-duty machinery and processing equipment.
Specification Summary & Compliance
This hex head screw features 5/8"-11 UNC coarse threading with Class 2A thread fit for precision assembly. Manufactured from ASTM Grade B7 steel with Rockwell C35 hardness, it delivers 125,000 PSI tensile strength and complies with ASTM A193 specifications for high-temperature service. The fastener measures 3-1/2" in total length with a 2" grip length and partial threading, ensuring consistent performance in demanding industrial applications.
