Part Number 520111 having (CAGE Code 08683) and FSC 2920 Engine Electrical System Components, Nonaircraft in stock with ready to ship. Get an instant quote for 520111 Switch Lock Ignition by Brockway Motor Trucks Div Of Mac. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.