Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 140-31-803 found under Cover Plate Assembly Clutch by Lipe Ltd. The National Stock Number assigned to this part is 2520000804240, and the Federal Supply Class is 2520 Vehicular Power Transmission Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 140-31-803.