Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4987255 found under Stator Engine Starter by National Oil Well. The National Stock Number assigned to this part is 2920012623075, 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 4987255.