Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 8S1535 found under Plug Set Starting Motor by Caterpillar Inc. The National Stock Number assigned to this part is 2920002236256, and the Federal Supply Class is 2920 Engine Electrical System Components Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 8S1535.