Overview
This Grade 8 carbon steel hex nut is engineered for high-strength structural and machinery fastening where reliability is critical. The black oxide finish provides a durable, corrosion-resistant layer suitable for various industrial environments. With a metric M30 thread size and a substantial width across flats of 1.181 inches, this nut is designed to pair with corresponding high-strength bolts to form a secure, load-bearing connection. It is supplied in a convenient 50-piece package, offering consistent quality and ample inventory for production lines, maintenance schedules, and assembly projects.
Key Features
Manufactured from high-grade carbon steel for superior tensile strength Meets Grade 8 performance specifications for demanding applications Black oxide finish enhances corrosion resistance and provides a clean, professional appearance Precision-machined M30 metric threads ensure a secure and accurate fit 1.181-inch width across flats allows for standard wrench engagement and high torque application Bulk 50-piece packaging supports efficient inventory management and project continuity
Specifications
System of Measurement: Metric Material Grade/Class: Grade 8
Material
Carbon Steel Thread Size: M30 Finish: Black Oxide Width Across Flats: 1.181 in Package Quantity: 50
Applications
General heavy equipment assembly and repair Structural steel construction and framework Industrial machinery manufacturing and maintenance Infrastructure and bridge work Transportation and automotive manufacturing Plant and facility upkeep requiring high-strength fasteners








