S-94705A792 1"-8 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 load-bearing capacity with 125,000 psi tensile strength for reliable performance in high-stress applications
- Superior corrosion resistance and durability through ASTM Grade B7 steel construction with Rockwell C35 hardness
- Secure fastening in demanding environments with coarse UNC threading and Class 2A precision fit
- Optimized weight distribution and installation efficiency through partially threaded design with 1½" grip length
- Easy installation and removal with standard external hex drive and 1⅝" head width for standard tool compatibility
- Reliable performance in extreme conditions meeting ASTM A193 specifications for high-temperature service
- Versatile industrial application with right-hand threading and 3¾" overall length for various assembly requirements
Professional Applications & Engineering Value
This 1"-8 UNC Grade B7 steel hex head screw delivers critical engineering solutions for industrial applications requiring high tensile strength and thermal stability. The ASTM A193-compliant construction ensures reliable performance in pressure vessels, piping systems, and structural assemblies where temperature fluctuations and mechanical stress are common challenges. The coarse UNC threading with Class 2A fit provides superior resistance to vibration loosening, while the partially threaded design concentrates strength where needed most. The external hex drive configuration allows for high-torque installation, making this heavy-duty industrial fastener ideal for critical connections in manufacturing, construction, and energy sectors where failure is not an option.
Specification Summary & Compliance
This hex head screw features precision 1"-8 UNC coarse threading with Class 2A thread fit ensuring consistent engagement and reliable performance. Manufactured from ASTM Grade B7 steel with Rockwell C35 hardness, the fastener delivers 125,000 psi tensile strength and meets ASTM A193 specifications for high-temperature service applications. The dimensional configuration includes 2¼" thread length, 1½" grip length, and 3¾" overall length with standard external hex drive compatibility. Compliance with industry standards ensures consistent quality and performance in demanding industrial environments.
