Linear 2400-534 is an OEM replacement hex nut from Linear (also sold under the OSCO, Nortek, and Linear PRO Access brand names). OEM serrated flange nut 5/8-11 thread for Linear gate operator assemblies. Key attributes include 5/8-11 UNC thread and Serrated flange provides integrated locking action. Compatible with the Linear gate operators and OSCO gate operators families.
A: The serrated flange on the nut bites into the mating surface when tightened, creating a locking action that resists loosening from vibration without requiring a separate lock washer.
A: The 2400-534 is an OEM Linear replacement part designed for use in gate operator mechanical assemblies where a 5/8-11 threaded fastener with integrated locking is required.
A: No. The serrated flange provides the locking function, so a separate lock washer is not needed and should not be stacked under the flange.
A: 5/8-11 refers to a 5/8 inch nominal diameter with 11 threads per inch, which is a standard UNC (Unified National Coarse) thread designation.
A: Use a standard hex wrench or socket sized for the nut's hex width and torque to the specification listed in your Linear gate operator service manual for 5/8-11 fasteners.
