Part Number 3920X having (CAGE Code 10741) and FSC 5977 Electrical Contact Brushes and Electrodes in stock with ready to ship. Get an instant quote for 3920X Contact Ring Assembly by Carlisle And Finch Company The. 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.