Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 81.61966-6001 found under Blower Vehicular C by Man Truck And Bus Ag. The National Stock Number assigned to this part is 2540121713409, and the Federal Supply Class is 2540 Vehicular Furniture And Accessories. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 81.61966-6001.