S-94967A622 1/2"-13 x 1" ASME B18.2.1, ASTM B117, SAE J429 Medium-Strength Grade 5 Steel Hex Head Screws
Medium-Strength Grade 5 Steel Hex Head Screws
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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 120,000 psi tensile strength for reliable performance in demanding applications
- Superior corrosion protection through black corrosion-resistant coating extends service life in harsh environments
- Optimized torque transmission with external hex drive design and 3/4" head width for secure installation
- Precision thread engagement with Class 2A UNC coarse threads ensures consistent fastening performance
- Enhanced durability from Rockwell C25 hardness rating maintains structural integrity under stress
- Full-threaded design provides maximum grip length and uniform stress distribution
- Regulatory compliance with RoHS 3 and REACH standards for environmentally responsible manufacturing
Professional Applications & Engineering Value
These Grade 5 hex head screws deliver critical performance advantages for industrial assembly and structural applications. The black corrosion-resistant coated steel construction provides essential protection against environmental degradation, while the UNC coarse thread design ensures rapid installation and reliable holding power in various materials. Engineered to ASME B18.2.1 specifications with Class 2A thread fit, these fasteners maintain dimensional consistency for predictable performance in machinery, equipment manufacturing, and structural frameworks. The combination of 120,000 psi tensile strength and Rockwell C25 hardness addresses common failure points in high-vibration environments, making them ideal for automotive, construction, and heavy equipment applications where joint integrity is paramount.
Specification Summary & Compliance
Manufactured to precise Class 2A thread fit tolerances with UNC coarse thread profile (1/2"-13). Complies with ASME B18.2.1, ASTM B117, and SAE J429 standards for dimensional accuracy and performance. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance requirements. Features include 1" length, fully threaded design, right-hand thread direction, and external hex drive configuration.
