In this schematic the "Bulb(12v1.7w,t6.5)" is used most often.
The component with the lowest price in the PILOT LAMP schematic is the Bulb(12v3.4w,t10).
A sample from the products for the Pilot Lamp include: Bulb(12v1.7w,t6.5), Washer(5.5x18x1), Lamp Assy,pilot, Cushion.