Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PE-18303-00 ITEM 144 found under Spacer Plate by Enertec America Inc. The National Stock Number assigned to this part is 5365013049392, and the Federal Supply Class is 5365 Bushings Rings Shims And Spacers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PE-18303-00 ITEM 144.