The Nut,hex.,8mm is the cheapest item from this partsfiche.
This schematic depicts all components used in the Fl250 Odyssey 1977 Usa Front Wheel Hub / Knuckle / Tie Rod partslist.
Some items from this specific schematic: Bolt,king-pinlock, Nut,castle,10mm, Pin Cotter 2.5mm, Nut,l.hex,10mm.