Overview
This Grade 10 carbon steel hex nut is engineered for the most demanding structural and heavy machinery applications. It is manufactured to exacting standards to provide a reliable, high-strength fastening solution where failure is not an option. The black oxide finish enhances durability by offering a layer of corrosion protection, extending the component's service life in challenging industrial environments. Supplied in a convenient pack of six, it is ideal for maintenance, repair, and small-batch project procurement.
Key Features
Manufactured from high-grade carbon steel for superior tensile strength Grade 10 classification ensures consistent performance in critical, high-stress joints Black oxide surface treatment provides a durable barrier against rust and corrosion Precision-machined threads on an M64 nut ensure a secure, reliable fit with corresponding bolts Large 2.52-inch width across flats allows for high torque application with standard wrenches Packaged in quantities of six for efficient inventory management and job site use
Specifications
System of Measurement: Metric Material Grade/Class: Grade 10
Material
Carbon Steel Thread Size: M64 Finish: Black Oxide Width Across Flats: 2.52 inches Package Quantity: 6
Applications
Heavy structural steel construction and framework assembly High-pressure pipeline flanges and vessel connections Mining, forestry, and agricultural equipment manufacturing and repair Large-scale machinery bases, presses, and foundational bolting Bridge construction, crane assembly, and other critical infrastructure projects








