Some items from this specific schematic: O-ring,111.8x2.4, Oil,seal, Boss,drive Face, Nut,special,14mm.
seventeen components are shown in this Cn250 Fusion 1987 (h) Japan Mf02-110 E-12 exploded diagram.
The Bolt,flange 4x10 is the lowest priced item on this E-12 schematic.