Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number Z20-3276-12 found under Chamber Air Brake by Meritor Heavy Vehicle Systems Ltd. The National Stock Number assigned to this part is 2530011019260, and the Federal Supply Class is 2530 Vehicular Brake Steering Axle Wheel And Track Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like Z20-3276-12.