Hex Nut: 1-1/4 - 4, Grade 1215 & 12L14 Steel MPN:UM020AG1F003040

The 1-1/4 - 4 Acme Steel Left Hand Hex nut is designed for use with left hand threaded bolts to create a locking mechanism to ensure no loosening under vibration, shock or torque. Made of premium carbon steel that is heat treated for added durability and strength, this hex nut has an attractive silver finish with the letters NRS branded on it indicating its traceability within our manufacturing facility ensuring top-notch quality control. With a grade of 2H having been successfully tested to have met all mechanical properties per ASTM standards, this left hand Acme hex nut offers excellent strength and performance that will not disappoint. Typical customers for this product include aerospace industries, heavy equipment maintenance workshops, construction sites or marine vessels where reliable locking mechanisms are vital to avoid compromising safety during operations and protect expensive assets from damages caused by loosening nuts due to dynamic loads.