The Bolt,flange,sh,6x25 is the lowest priced item on this Left Side Cover schematic.
In this schematic the "Bolt,flange,sh,6x25" is used most often.
Some items from this specific schematic: Bush 8x12x8, Dowel,pin,10x16, Bolt,flange,sh,6x40, Bolt,flange,6x85.