Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HMK1230 found under Gear Bevel by Globe Transmission Corporation. The National Stock Number assigned to this part is 3020012557841, 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 HMK1230.