Parts such as the Front Brake Hose (gsf1250sak7/sak8/sak9): Union, Clamp, Union, Hose Assy,fr Brake No.2 are included in the Gsf1250sa Bandit 2008 (k8) California (e33) Front Brake Hose (gsf1250sak7/sak8/sak9) parts fiche.
On this parts fiche the Washer(10x15x1.5) is the most specified component.