Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6ES7 021-8ES87-0FB0 found under Coil Magneto by Siemens Ltd. The National Stock Number assigned to this part is 2925015011104, and the Federal Supply Class is 2925 Engine Electrical System Components Aircraft Prime Moving. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 6ES7 021-8ES87-0FB0.