Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GB100-494 found under Thrust Pad by David Brown Gear Systems Limited. The National Stock Number assigned to this part is 3020004205286, 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 GB100-494.