S-94705A816 1 1/8"-8 x 4 1/2" ASTM A193 Steel Heavy Hex Head Screws for High-Pressure Applications
Steel Heavy Hex Head Screws for High-Pressure Applications
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Exceptional tensile strength (125,000 PSI) for reliable performance in high-stress applications, reducing the risk of fastener failure.
- Superior material durability from ASTM Grade B7 steel with Rockwell C35 hardness, providing excellent resistance to wear and deformation.
- Optimized load distribution with a 2" grip length and partially threaded design, ensuring secure clamping in demanding assemblies.
- Precise thread engagement with Class 2A fit and UN fine thread, offering consistent installation and vibration resistance.
- Easy installation and removal using a standard external hex drive and 1 13/16" head width, saving time on maintenance and assembly.
- Heavy-duty construction compliance meeting ASTM A193 specifications, guaranteeing quality for critical industrial uses.
- Versatile right-hand threading for standard applications, facilitating straightforward integration into existing systems.
Professional Applications & Engineering Value
This 1 1/8"-8 hex head screw is engineered with ASTM Grade B7 steel to address common industrial challenges such as high-pressure and high-temperature environments. The partially threaded design and UN fine thread enhance grip stability and reduce the likelihood of loosening under dynamic loads, making it ideal for construction, heavy machinery, and structural applications. Its external hex drive allows for efficient torque application, while the Class 2A thread fit ensures precise alignment and longevity. By combining high tensile strength and robust steel material, this fastener delivers reliable performance in critical assemblies, minimizing downtime and maintenance costs.
Specification Summary & Compliance
This product features a Class 2A thread fit with UN fine threading and dimensions including a 1 1/8"-8 thread size, 4 1/2" length, and 2 1/2" thread length. It complies with ASTM A193 specifications for material and manufacturing standards, ensuring consistent quality and performance in industrial applications. The screw adheres to relevant industry norms for dimensional accuracy and material properties.
