Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1K2673 found under Yoke Universal Joint Vehicular by Caterpillar Inc. The National Stock Number assigned to this part is 2520003648498, 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 1K2673.