Overview
This Grade 12 alloy steel hex nut is engineered for high-strength structural and industrial bolting applications. It is designed to meet the rigorous demands of heavy machinery, construction frameworks, and infrastructure projects where joint integrity is critical. The nut features a black oxide finish for enhanced corrosion resistance and a standardized 1.417-inch width across flats for consistent wrench engagement. Supplied in a convenient package quantity of 24, it provides a reliable, bulk solution for professional assembly and maintenance operations.
Key Features
Manufactured from high-grade alloy steel for superior strength Grade 12 classification for high-torque and high-load applications Black oxide finish provides a protective layer against rust and corrosion 1.417-inch width across flats ensures compatibility with standard wrenches Metric M36 thread size for international specification compatibility Precision-formed threads ensure consistent, secure mating with bolts
Specifications
System of Measurement: Metric Material Grade/Class: Grade 12
Material
Alloy Steel Thread Size: M36 Finish: Black Oxide Width Across Flats: 1.417 in Package Quantity: 24
Applications
Heavy-duty construction and structural steel frameworks Industrial machinery assembly and maintenance Infrastructure projects including bridges and power generation Transportation equipment manufacturing Any application requiring a high-strength, metric-threaded fastener with a proof load of 170,000 PSI








