Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 549102 found under Gear Assembly Speed Decreaser by L3 Communications Corp. The National Stock Number assigned to this part is 3010000237777, and the Federal Supply Class is 3010 Torque Converters And Speed Changers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 549102.