Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 88100518-003 found under Insulation Sleeving by San Antonio Air Logistics Center. The National Stock Number assigned to this part is 5970013431455, 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 88100518-003.