Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number VR1920D found under Regulator Engine Generator by Ace Electronics Inc. The National Stock Number assigned to this part is 2920013658960, 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 VR1920D.