Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ST-8166 found under Motor Tachometer Ge by Sl Montevideo Technology Inc. The National Stock Number assigned to this part is 6105012594197, and the Federal Supply Class is 6105 Motors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like ST-8166.