S-94846A040 1 1/4"-7 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
- Enhanced corrosion resistance with zinc plating, extending service life in demanding industrial environments
- Superior load-bearing capacity from Grade 5 steel construction, providing reliable performance under high-stress conditions
- Optimized weight-to-strength ratio with thin profile design, reducing material usage without compromising structural integrity
- Quick installation efficiency through coarse UNC threading and Class 2B fit, minimizing assembly time and labor costs
- Guaranteed dimensional precision through ASME B18.2.2 compliance, ensuring perfect compatibility with standard components
- Secure external hex drive engagement for maximum torque transmission and vibration resistance during operation
- Environmental regulation compliance with RoHS 3 and REACH standards, meeting global sustainability requirements
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, these Grade 5 zinc-plated steel thin hex nuts solve critical fastening challenges in construction, machinery assembly, and structural frameworks. The 1 1/4"-7 UNC coarse thread configuration prevents cross-threading while maintaining rapid installation speeds, significantly reducing project downtime. The thin hex nut profile provides substantial weight reduction in multi-fastener assemblies without sacrificing the Class 2B thread fit precision required for vibration-prone environments. The zinc-plated steel construction delivers essential corrosion protection for outdoor equipment and manufacturing facilities exposed to moisture, chemicals, or temperature variations, ensuring long-term fastener reliability and reduced maintenance cycles.
Specification Summary & Compliance
Manufactured to exact ASME B18.2.2 specifications with Class 2B thread fit tolerance for consistent engagement. Features 1 1/4"-7 UNC coarse threads with right-hand orientation and external hex drive. Dimensions include 1 7/8" width and 23/32" height. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, alongside Grade 5 strength classification for guaranteed mechanical performance.
