The 55D36-01-1-AJN is a single-pole, single-deck rotary switch designed for selectable circuit control. It features up to 10 adjustable positions with 36-degree indexing between each and is configured with non-shorting contacts. The switch is constructed with a 1/4-28 UNF-2A threaded bushing for panel mounting and has a 0.250-inch diameter shaft. Stop pins are shipped loose, allowing the user to customize the number of active positions. This versatility makes it suitable for applications such as prototyping, test equipment, and instrument panels where custom circuit selection is required.