Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SS7073-0300 found under Insulation Sleeving by Sikorsky Aircraft Corporation. The National Stock Number assigned to this part is 5970008791790, 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 SS7073-0300.