AD 56327476 Brush Drive Belt for Nilfisk Advance Floor Scrubbers, Vacuums, and Extractors. 5 groove reinforced poly V drive belt. Measures 9-1/2" x 1/2". Oil and heat resistant, static conductive belt. Fits many Nilfisk Advance models including Advance Aqua Clean 12/15/18, Aqua Clean Classic, AX 300, AX 400, Carpetwin 16XP/20XP, Convertamatic 240LX, Hydro-Retriever 240HD, Convertamatic 265LX, Hydro-Retriever 265HD, Nilfisk BA 600. Most machines require one drive belt (Two belts are pictrued for detail purposes). Priced Each. Replaces Nilfisk Advance 56327476, 56327478. Our Part Number AD 56327476