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Grade 12 Alloy Steel Hex Nut, 3 Inch, Black Oxide Finish, Pkg Qty 2

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Industrial · SKU: AE1855465

Grade 12 Alloy Steel Hex Nut, 3 Inch, Black Oxide Finish, Pkg Qty 2

This heavy-duty Grade 12 alloy steel hex nut is designed for high-strength bolting applications requiring exceptional load-bearing capacity and reliability. It features a 3-inch width across flats for use with standard wrenches and a black oxide finish that provides mild corrosion resistance. The coarse M76 thread ensures secure fastening in demanding industrial, construction, and machinery assembly environments. Each package contains two nuts.

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$69.99
$34.99/each(2 pcs/pkg)
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Product Description

Overview

This heavy-duty Grade 12 alloy steel hex nut is engineered for the most demanding high-strength bolting applications. It is manufactured to deliver exceptional load-bearing capacity, shear strength, and long-term reliability in critical assemblies. The 3-inch width across flats is standardized for use with common industrial wrenches and sockets, facilitating efficient installation and maintenance. With its robust coarse thread profile and durable finish, this nut provides a secure, vibration-resistant connection for structural and machinery fastening.

Key Features

Manufactured from high-strength Grade 12 alloy steel for superior mechanical properties Black oxide finish offers a layer of protection against rust and corrosion Coarse M76 thread design ensures deep engagement and reliable fastening 3-inch width across flats for compatibility with standard tooling Designed for use with corresponding high-strength bolts in tension joints

Specifications

System of Measurement: Metric Material Grade/Class: Grade 12

Material

Alloy Steel Thread Size: M76 Finish: Black Oxide Width Across Flats: 3 inches Package Quantity: 2 nuts

Applications

Heavy construction and structural steel frameworks Industrial machinery and equipment assembly Infrastructure projects including bridges and lifting systems Mining and oil field equipment maintenance Manufacturing of presses, crushers, and other high-stress machinery

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Frequently Asked Questions

What are the key specifications of Grade 12 Alloy Steel Hex Nut, 3 Inch, Black Oxide Finish, Pkg Qty 2?
Full specifications for Grade 12 Alloy Steel Hex Nut, 3 Inch, Black Oxide Finish, Pkg Qty 2 are listed in the specification table on this page. This product is in the Hex Nuts category.
What is the minimum order quantity and bulk pricing for Grade 12 Alloy Steel Hex Nut, 3 Inch, Black Oxide Finish, Pkg Qty 2?
The minimum order quantity is 1 unit(s). Unit price starts at $69.99.
What is the lead time and availability for Grade 12 Alloy Steel Hex Nut, 3 Inch, Black Oxide Finish, Pkg Qty 2?
Contact us for current availability.