Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number X70660074-01 found under Regulator by Trane Co The. The National Stock Number assigned to this part is 2920011822228, 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 X70660074-01.