The Washer,thrust25mm is the most widely applied product in the NX650 DOMINATOR 1988 (J) USA TRANSMISSION ( four times ).
A sample from the products for the Transmission include: Gear,countershaft, Bolt Soc Flg 6x14, B/brg Rad N/com, Bush 20mm.
Of all the components used in this assembly the Shaft,main is the most expensive.