Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3003 found under Insulation Sleeving by Minnesota Mining And Mfg Co 3M. The National Stock Number assigned to this part is 5970008454910, and the Federal Supply Class is 5970 Electrical Insulators And Insulating Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3003.