The 2601 is an analog turn counting dial from the Model 2600 Series designed to track and display the number of shaft rotations. It features a 7/8" diameter dial face with black numerals on satin chrome finish, and is equipped with one set screw for secure mounting. The device includes a positive action locking mechanism with detent to hold the count position, and operates reliably over a temperature range of -55°C to +71°C. The 2601 is commonly used in machinery monitoring, equipment calibration, and process control applications where accurate turn counting is essential for operational verification and maintenance tracking.