Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BC338AB66TBB1HR1 found under Switch Rotary by E C C Spares And Services Electro Work. The National Stock Number assigned to this part is 5930002374861, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BC338AB66TBB1HR1.