Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number E19249-3 found under Link Roller Chain by Marine Acquisition Us Incorporated. The National Stock Number assigned to this part is 3020002318734, 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 E19249-3.