Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 57A34-699 found under Regulator Engine Generator by Navair And Navsea Managed. The National Stock Number assigned to this part is 2920006273557, 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 57A34-699.