Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number Y3CT3-2 found under Tachometer Electric Nonself Gene by Westberg Mfg Inc. The National Stock Number assigned to this part is 6680010297917, 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 Y3CT3-2.