Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number WBA814-BBCNA340-180-ASH found under by Hillerich And Bradsby Co Inc. The National Stock Number assigned to this part is 7810009876606, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like WBA814-BBCNA340-180-ASH.