S-90300A230 1/2"-13 x 2" Hex Head Screws with Flat Washer
Hex Head Screws with Flat Washer
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Washer & Nut
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Enhanced corrosion resistance with 18-8 Stainless Steel construction for long-lasting performance in harsh environments
- Superior load-bearing capacity thanks to 100,000 psi tensile strength and Rockwell B95 hardness
- Quick and secure installation with external hex drive and 3/4" head width for easy tool access
- Reliable vibration resistance through integrated flat washer that distributes pressure evenly
- Precise thread engagement with Class 2A UNC coarse threads ensuring consistent fastening performance
- Full-threaded design providing maximum grip length and holding power across the entire 2" length
- Compliance with international standards including RoHS 3 and REACH for safe industrial use
Professional Applications & Engineering Value
This 1/2"-13 UNC hex head screw with integrated flat washer delivers exceptional engineering value for heavy-duty industrial applications where reliability is critical. The 18-8 Stainless Steel composition provides excellent corrosion resistance, making it ideal for outdoor equipment, marine environments, and chemical processing facilities. The coarse thread design with Class 2A fit ensures rapid assembly while maintaining precise tolerance control, reducing installation time in production lines. The combination of 100,000 psi tensile strength and integrated stainless steel washer creates a complete fastening system that prevents loosening under vibration and distributes clamping force effectively across joined surfaces, solving common failure points in machinery, structural frameworks, and heavy equipment assemblies.
Specification Summary & Compliance
This hex head screw features precise Class 2A thread fit with UNC coarse threads (1/2"-13) and right-hand thread direction. Manufacturing specifications include 2" length, 3/4" head width, and external hex drive configuration. The integrated flat washer measures 1.243" OD with 0.101" thickness. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory adherence for industrial applications.
