S-94705A725 1/2"-13 x 1 3/4" ASTM A193 Steel Heavy Hex Head Screws for High-Pressure Applications

Steel Heavy Hex Head Screws for High-Pressure Applications

0264FA00043 Steel Heavy Hex Head Screws for High-Pressure Applications
0264FA00043 Steel Heavy Hex Head Screws for High-Pressure Applications

Image may differ from product. See technical specification for details.

Part No.
Part No. 0264FA00043
Equivalent to mcmaster :
94705A725

Basic Information

System of Measurement Inch

Head Parameters

Head Type Hex
Head Width 7/8"
Head Height 5/16"

Dimensions

Length 1 3/4"

Thread Parameters

Thread Type UNC
Thread Size 1/2"-13
Thread Diameter 0.5"
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 2A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style External Hex

Material & Strength

Material Steel
Hardness Rockwell C35
Fastener Strength Grade/Class ASTM Grade B7
Tensile Strength 125000 psi

Temperature & Environment

Specifications Met ASTM A193
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Exceptional tensile strength of 125,000 PSI ensures reliable performance in high-stress industrial applications
  • ASTM Grade B7 steel construction provides superior durability and resistance to mechanical stress
  • Rockwell C35 hardness rating maintains structural integrity under heavy loads and vibration
  • Fully threaded UNC coarse spacing enables faster installation and superior holding power
  • Class 2A thread fit guarantees precise mating with nuts and threaded components
  • External hex drive design allows for high-torque installation using standard tools
  • 1 3/4" length with 1/2"-13 thread size offers versatile application across various assembly requirements

Professional Applications & Engineering Value

This Grade B7 steel hex head screw delivers critical engineering solutions for demanding industrial environments where failure is not an option. The combination of 125,000 PSI tensile strength and Rockwell C35 hardness makes it ideal for pressure vessel systems, structural connections, and heavy machinery assemblies that experience constant stress and vibration. The fully threaded UNC coarse spacing provides maximum thread engagement and faster installation times, while the external hex drive accommodates high-torque applications without stripping. Manufactured to ASTM A193 specifications, this industrial hex screw ensures consistent performance in critical applications where reliability and safety are paramount, from construction projects to manufacturing equipment.

Specification Summary & Compliance

This precision fastener features 1/2"-13 UNC coarse thread with Class 2A thread fit for optimal dimensional accuracy and compatibility. The 1 3/4" length and fully threaded design provide consistent performance across the entire fastener. Manufactured in compliance with ASTM A193 Grade B7 specifications, this hex head screw meets rigorous industrial standards for material composition, mechanical properties, and manufacturing quality. The inch system measurement ensures compatibility with North American industrial specifications and tooling requirements.

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