Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SP32999A found under Rotor Clutch by Electrodynamics Inc. The National Stock Number assigned to this part is 3010012798747, 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 SP32999A.