The Tapping,5x20 is the lowest priced item on this Air Cleaner schematic.
A sample from the products for the Air Cleaner include: Cover,air/c, Case,air/c, Band,air/c Conn T, Clip D12.5 Tube.
With a quantity of five pieces, the Bolt,socket 5x12 is the most used part in the AIR CLEANER diagram.