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The 1-1/4 - 7 UNC Grade 2 Heavy Hex Lock Nut is a high-quality fastening solution for various industries. With nylon insert locking, it ensures maximum strength and vibration resistance, ideal for securing components under challenging conditions. Its dimensions range from 1/4 inch to 7/8 inch diameter, while the grade 2 indicates a medium carbon steel composition. Typical users of this lock nut include machinery, automotive, and heavy equipment manufacturers, seeking robust and durable solutions for their projects. Overall, its versatility makes it suitable for various applications requiring maximum holding power.