Description
The 1-3/8"-6 Coarse Thread Finished Hex Nut is a heavy-duty, six-sided fastener specifically designed for structural, mechanical, and industrial applications that demand superior strength and durability. Compatible with 1-3/8"-6 UNC (Unified National Coarse) threaded bolts, studs, and rods, this hex nut provides a reliable and secure fit in high-stress environments.
Specifications:
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Thread Size: 1-3/8"-6 (Coarse Thread)
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Hex Width Across Flats: 2-1/16"
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Height/Thickness: 1-3/32" (nominal)
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Material: Typically carbon steel (also available in stainless steel, zinc-plated, hot-dip galvanized, or specialty finishes)
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Finish: Plain, zinc-plated, black oxide, hot-dip galvanized, or other corrosion-resistant coatings
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Grade: Commonly stocked in Grades 2, 5, and 8 (steel), and stainless steel grades such as 18-8 and 316
Features:
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Coarse right-hand threading for compatibility with standard UNC threaded hardware
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Hexagonal design supports quick and secure installation with hand tools or power equipment
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Finished pattern provides consistent thread engagement and a clean, professional appearance
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Built to perform under high loads, vibrations, and in challenging environmental conditions
Applications:
Suited for heavy-duty and critical fastening applications including:
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Structural steel connections and bridge assemblies
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Industrial machinery and equipment installation
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Energy sector infrastructure including turbines and substations
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Marine, mining, and transportation hardware
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Agricultural and construction equipment fabrication
