Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1547-01 ITEM 9 found under Heater Duct Type Stationary by Adrick Marine Group Inc. The National Stock Number assigned to this part is 4520014330486, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1547-01 ITEM 9.