Overview
This left-hand thread hex nut is engineered for industrial and mechanical applications where standard right-hand rotation would cause a fastened assembly to loosen. Manufactured from grade 304 stainless steel, it provides excellent corrosion resistance and meets the mechanical property class of A2-70, ensuring high tensile strength and reliable performance in demanding conditions. The reverse thread design requires counter-clockwise rotation to tighten and clockwise rotation to loosen, making it a critical component for specific rotating assemblies, safety mechanisms, and maintenance scenarios.
Key Features
Constructed from corrosion-resistant 304 stainless steel (A2-70 grade) Left-hand (reverse) thread requires counter-clockwise tightening Prevents unintentional loosening on components with standard right-hand rotation 0.472-inch width across flats for compatibility with standard metric wrenches Plain, non-plated finish ideal for harsh or corrosive environments Durable construction for long-term use in high-stress applications
Specifications
Thread Specification: M8 x 1.25mm Pitch (Left-Hand) Width Across Flats: 0.472 inches
Material
304 Stainless Steel Material Grade/Class: A2-70 Finish: Plain System of Measurement: Metric Package Quantity: 1000 units
Applications
Use on rotating shafts and spindles where directional forces would loosen a standard nut Safety-critical fastening on left-hand threaded rods and bolts Machinery maintenance and repair for OEM equipment requiring reverse-thread components Manufacturing assemblies involving counter-rotating parts General industrial fastening in corrosive environments, including marine, food processing, and chemical exposure settings








