On this parts fiche the Bolt(64d) is the most specified component.
A sample from the products for the Lower Casing. Drive 2 include: Washer, Tooth, Prop Assy (3x11-3/4"x9-1/4"-r), Cover, Water Inlet 1, Propeller (pa 3x11-3/4"x11"-r).
This schematic depicts all components used in the T9.9elra/elha/exha 2002 Lower Casing. Drive 2 partslist.