Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 70-0900-041 found under Chain Roller by Adamation Inc. The National Stock Number assigned to this part is 3020001850137, 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 70-0900-041.