Overview
This Grade 8 carbon steel hex nut is engineered for high-strength structural and machinery applications where reliability under extreme stress is non-negotiable. The black oxide finish provides a durable, corrosion-resistant layer, extending the component's service life in challenging environments. With standardized metric thread sizing and imperial width dimensions, this nut ensures reliable compatibility and secure fastening in demanding industrial, construction, and heavy equipment assemblies.
Key Features
Manufactured from high-grade carbon steel for exceptional strength Grade 8 classification for a minimum tensile strength of 150,000 PSI Black oxide finish offers enhanced corrosion resistance and a professional appearance Precise threading ensures secure mating with corresponding bolts Wide bearing surface distributes clamping force effectively Designed to resist vibration loosening in high-stress applications
Specifications
System of Measurement: Metric Material Grade/Class: Grade 8
Material
Carbon Steel Thread Size: M27 Finish: Black Oxide Width Across Flats: 1.61 inches Package Quantity: 50 units
Applications
Heavy-duty structural steel connections Machinery and equipment assembly and repair Industrial manufacturing fixtures and frames Construction of bridges and infrastructure Agricultural and mining equipment maintenance Transportation and trailer manufacturing








