Was going to say, "just order one, shouldn't be more than about $15", but feckeneh was I ever wrong.
MICROSWITCH 620-800 S/03
Qty: Price: 84.99
But because I love to look for good deals,
That is the only one I could find on Ebay but it saves you a trip to the Dealer. You might be able to send your Dealer a picture of yours and if they are good peeps, they may be willing to mail you one. I wouldn't count on it though as it might be difficult for them to prove they did the repairs for reimbursement.
09 Aprilia RS125 plated
06 Paul Smart Sport Classic NFS ever.
08 S4RS Tricolore #081 NFS ever.
01 M600, aka, The Pink Monster
97 900SS CR
72 Norton Commando 750
03 KX60 with S4R rear shock,Honda CB350F, Hodaka Ace90, 3x Yam-YGS1, Yam-CS3 200, Vespa small frame, Gilera 106, Puch Sabre, Puch 50 Boy Racer, Benelli 250, Benelli 360, Honda CB350T, and many more.