Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 50401-02 found under Cap Filler Opening by Bowhead Manufacturing Company Llc. The National Stock Number assigned to this part is 2590015597123, 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 50401-02.