Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number VB7637ANDVA7636 found under Valve And Seat by Ambac International Corporation. The National Stock Number assigned to this part is 2910003642620, and the Federal Supply Class is 2910 Engine Fuel System Components Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like VB7637ANDVA7636.