S-90371A045 1/2"-13 ASME B18.2.2 Hex Nuts
Hex Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior corrosion protection with hot-dipped galvanized steel coating, extending service life in harsh environments
- Reliable thread engagement through Class 2B thread fit, ensuring secure fastening with standard bolts
- Industry-standard compatibility with 1/2"-13 UNC coarse threads, fitting common industrial components
- High-strength performance from Grade 2 steel construction, supporting general-purpose applications
- Easy installation and removal with standard external hex drive design and right-hand threading
- Regulatory compliance assurance meeting ASME B18.2.2 specifications and RoHS 3 environmental standards
- Optimized dimensional stability with 3/4" width and 7/16" height for consistent performance
Professional Applications & Engineering Value
These hot-dipped galvanized steel hex nuts deliver exceptional value in industrial settings where corrosion resistance and mechanical reliability are paramount. The 1/2"-13 UNC coarse thread configuration provides excellent vibration resistance and quick assembly in structural applications, manufacturing equipment, and outdoor installations. The Grade 2 strength classification ensures dependable performance for general fastening needs without compromising cost-effectiveness. The thick zinc coating applied through hot-dip galvanization creates a robust barrier against moisture, chemicals, and atmospheric exposure, significantly reducing maintenance requirements and replacement costs in demanding environments such as construction, agricultural machinery, and marine applications.
Specification Summary & Compliance
This hex nut features 1/2"-13 UNC coarse threads with Class 2B thread fit per ASME B18.2.2 specifications, ensuring dimensional accuracy and interchangeability. Manufactured from Grade 2 steel with standard external hex drive profile measuring 3/4" across flats and 7/16" in height. The product is fully RoHS 3 (2015/863/EU) compliant and meets all requirements of the ASME B18.2.2 standard for hex nuts in inch dimensions.
