Overview
This Grade 8 carbon steel hex nut is engineered for high-strength, heavy-duty industrial fastening applications where reliability is critical. Manufactured to meet the dimensional and performance requirements of the ISO 4032 international standard, it ensures consistent quality and compatibility with other standard metric fasteners. The black oxide finish provides a durable layer of protection against corrosion in demanding environments. Supplied in a convenient package of 50 units, it is ideal for maintenance, repair, and assembly operations requiring bulk quantities.
Key Features
Manufactured to ISO 4032 dimensional standards for guaranteed interchangeability Grade 8 classification indicates high tensile strength for critical connections Black oxide finish offers enhanced corrosion resistance and a professional appearance 1.181 inch width across flats provides a standard wrenching surface for secure installation Metric M30 thread size for use in a wide range of industrial machinery and structural applications
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 maintenance Structural steel fabrication and construction Industrial machinery manufacturing and repair Infrastructure and transportation projects Plant and facility upkeep requiring high-strength threaded connections








