Part Number M-374-677B having (CAGE Code 55501) and FSC 3030 Belting Drive Belts Fan Belts and Accessories in stock with ready to ship. Get an instant quote for M-374-677B Belt by Telsmith Inc Div Of Astec Industries 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.