Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number P90-2059 found under Parts Kit Retainer by Prestolite Electric Inc. The National Stock Number assigned to this part is 2920004333720, 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 P90-2059.