The 2607 is a 7/8-inch diameter analog turn-counting dial designed to track rotational position for multi-turn components. It has a maximum counting capacity of 15 turns and is specifically designed for 1/8-inch shafts and 1/4-inch bushings. Key features include a positive action locking mechanism to prevent accidental changes, a maximum depth of 0.82 inches from the panel face, and two set screws for secure mounting. The dial is constructed from a black plastic knob with a satin chrome housing and operates reliably across a temperature range of -55°C to +71°C, making it suitable for various control and instrumentation applications.