Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1E1304 found under Cap Filler Opening by Eaton Aerospace Ltd. The National Stock Number assigned to this part is 2590002941579, and the Federal Supply Class is 2590 Miscellaneous Vehicular Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1E1304.