The Nakakita NS691RT-6-A(c)BA-56 is a high-performance pneumatic rotary actuator designed for the precise control and automation of quarter-turn valves, such as butterfly and ball valves. Engineered for reliability and durability, this actuator is widely used in demanding marine and industrial applications. Its robust construction ensures consistent operation even in harsh environments, converting compressed air into 90-degree rotary motion for efficient valve actuation. This specific model configuration offers a reliable solution for automated fluid control systems, reflecting Nakakita’s commitment to quality and engineering excellence.