Part Number 557-1742-01 having (CAGE Code 25583) and FSC 5990 Synchros and Resolvers in stock with ready to ship. Get an instant quote for 557-1742-01 Rotor And Shaft Ass by L 3 Communications Avionics Systems Inc. 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.