Description
The 7/8"-9 Coarse Thread Finished Hex Nut is a rugged, six-sided fastener engineered for high-strength fastening applications in industrial, structural, and heavy mechanical settings. Designed to mate with 7/8"-9 UNC (Unified National Coarse) threaded bolts, studs, and other hardware, this heavy-pattern hex nut provides secure and stable connections under substantial load.
Specifications:
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Thread Size: 7/8"-9 (Coarse Thread)
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Hex Width Across Flats: 1-5/16"
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Height/Thickness: 57/64" (nominal)
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Material: Typically carbon steel (also available in stainless steel, zinc-plated, or hot-dip galvanized finishes)
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Finish: Plain, zinc-plated, black oxide, hot-dip galvanized, or other coatings per corrosion protection needs
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Grade: Commonly available in Grades 2, 5, and 8 (steel), and stainless steel types such as 18-8 and 316
Features:
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Coarse right-hand threading ensures compatibility with standard industrial fasteners
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Hexagonal profile enables secure installation using wrenches, impact drivers, or sockets
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Finished pattern ensures clean fit and smooth engagement with threaded hardware
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Designed to perform in high-load, vibration-prone, and outdoor environments
Applications:
Ideal for structural and industrial environments requiring robust, vibration-resistant fastening, such as:
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Structural steel joints and beam connections
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Heavy equipment assembly and maintenance
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Bridge construction and civil infrastructure
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Rail systems, power plants, and utility installations
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Marine, mining, and oilfield applications
