The component with the lowest price in the F-11 schematic is the Washer,plain, 6mm.
With a quantity of four pieces, the Washer,plain, 6mm is the most used part in the F-11 diagram.
A sample from the products for the F-11 include: Bolt,hex 6x6, Pin,cotter 2.0x15, Washer,plain, 6mm, Nut,castle,8mm.