Overview
This Grade 8 carbon steel hex nut is engineered for critical, high-strength fastening applications where reliability is non-negotiable. It is manufactured from hardened carbon steel and finished with a protective zinc plating, creating a durable component capable of withstanding extreme mechanical stress and environmental exposure. Designed with a standard M36 coarse thread, this nut ensures secure, vibration-resistant connections in the most demanding industrial, construction, and heavy machinery assemblies.
Key Features
Constructed from high-grade carbon steel, heat-treated to Grade 8 specifications Zinc-plated finish provides a reliable barrier against corrosion and rust Coarse thread design (M36) facilitates faster assembly and improved resistance to seizing Hardened material ensures consistent performance and reusability Precise machining guarantees proper thread engagement and fit with standard bolts
Specifications
System of Measurement: Metric Material Grade/Class: Grade 8
Material
Carbon Steel Thread Size: M36 Finish: Zinc Plated Width Across Flats: 1-7/16 inches Minimum Tensile Strength: 150,000 PSI Package Quantity: 36 units
Applications
Structural steel framing and heavy construction Assembly of industrial machinery and equipment Infrastructure projects including bridges and rail systems Manufacturing of agricultural and mining machinery Repair and maintenance in high-vibration environments








