Overview
This Grade 8 carbon steel hex nut is engineered for high-strength structural and machinery applications where reliability is non-negotiable. Manufactured to rigorous Grade 8 standards, it is designed to withstand extreme tensile and vibrational stresses in critical bolted joints. The black oxide finish provides a durable layer of corrosion resistance and a uniform, professional appearance suitable for both industrial and OEM use.
Key Features
Constructed from high-grade carbon steel for superior strength Heat-treated to meet Grade 8 specifications for heavy-duty performance Black oxide finish enhances corrosion resistance and reduces light reflection Precision-machined M16 metric threads ensure consistent, reliable engagement 0.945-inch width across flats provides a standard wrenching surface for secure installation
Specifications
System of Measurement: Metric Material Grade/Class: Grade 8
Material
Carbon Steel Thread Size: M16 Finish: Black Oxide Width Across Flats: 0.945 in Nut Height: 0.945 in Minimum Proof Load: 120,000 PSI Package Quantity: 100 units
Applications
Heavy machinery and equipment assembly Structural steel framing and construction Industrial conveyor systems and material handling Automotive and transportation manufacturing Infrastructure and bridge work requiring high-strength fasteners








