The Screw-wash,5x16 is the lowest priced item on this Air Cleaner schematic.
A sample from the products for the Air Cleaner include: Clip,brthr.tube, V,tube 8x12x280, Seal Air/c Case, Clip B12,tube.
The Air Cleaner is made up of components including this Case Comp,air/c which is the most expensive.