Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A12 3200H1984488 found under Differential Drivin by Meritor Heavy Vehicle Systems Llc. The National Stock Number assigned to this part is 2520015171867, and the Federal Supply Class is 2520 Vehicular Power Transmission Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A12 3200H1984488.