Parts such as the Clutch (model K1/k2): Washer,lock, Bearing(29x34x27), Plate,clutch Drive (nas), Bolt(5x25) are included in the Rm250z 2003 (k3) Usa (e03) Clutch (model K1/k2) parts fiche.
The Clutch (model K1/k2) is made up of components including this Gear Assembly,primary Drive which is the most expensive.
In this schematic the "Plate,clutch Drive (nas)" is used most often.