Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 16B-003803-130 found under Gear Spur by Pro Quip Inc. The National Stock Number assigned to this part is 3020015550884, 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 16B-003803-130.