Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number QB400553-10 found under Terminal Taper Pin by Honeywell Intl Inc. The National Stock Number assigned to this part is 5940008738253, and the Federal Supply Class is 5940 Lugs Terminals And Terminal Strips. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like QB400553-10.