The component with the lowest price in the CUBIERTA DE AIRE & VENTILADOR schematic is the Screw, Tapping.
This schematic depicts all components used in the Cs50 2007 3d4c Austria 1f3d4-352s1 Cubierta De Aire & Ventilador partslist.
A sample from the products for the Cubierta De Aire & Ventilador include: Fan, Screw, Tapping, Collar, Bolt.