Quick view Sanitaire c3521500 vacuum cleaner cloth bags liner for SC420 GW $36.11 each DRCT STC3521500 $36.11 Sanitaire c3521500 vacuum cleaner cloth bags liner for SC420 GW Add to Cart Detailed View Sale priced today and ready to ship at CleaningStuff.Net with outstanding customer support for vacuum bags for commercial Sanitaire part number c3521500.