Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 19A0991 found under Boot Power Transmis by Link Belt Construction Equipment. The National Stock Number assigned to this part is 2520013757988, 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 19A0991.