Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GNB17A found under Gear Bevel by Cooper Cameron Corp. The National Stock Number assigned to this part is 3020005171929, and the Federal Supply Class is 3020 Gear Pulley Sprocket And Transmission Chain. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like GNB17A.