Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 0270509 found under Ignitersparkgas Turbine Engine by Sl Auburn Inc. The National Stock Number assigned to this part is 2920007764482, 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 0270509.