The N11 locknut is a precision steel component designed for securing bearings and other shaft-mounted parts. It features a 2.157-inch major thread diameter with 18 threads per inch, an outside diameter of approximately 2.97 inches, and a thickness of 0.51 inches. The locknut has a step diameter of 2.656 inches, a tooth width of 0.24 inches, and a tooth depth of 0.135 inches, ensuring reliable locking performance. It is compatible with W11 lock washers and meets ISO 9001 standards, making it ideal for industrial applications requiring secure bearing retention and shaft component positioning.