A Bell Crank is used in the cabin door to change the direction of motion of the door actuator. The bell crank is a U-shaped lever that is attached to the actuator at one end and to the door at the other end. When the actuator moves, it rotates the bell crank, which in turn moves the door.

Attributes:
• Multiplies the force and provides smooth operation of the door
• Manufactured to precise specifications and are built for durability and reliability

Applications:
A Bell Crank is used to change the direction of motion from a linear to a rotary or vice versa.