10 Large Deluxe Microfibre Vacuum Hoover Dust Bags For Numatic 3BH NV500 NV570 5057726119047. NV500, NV570. Compatible Numatic deluxe microfibre dust bags. County Durham. Equivalent to part number - 604017. L M Electrical Spares Ltd. Isle of Man: IM. Channel Islands: GE-JE. Isle of Wight: PO30-PO41.. Condition:: New: A brand-new, unused, unopened and undamaged item in original retail packaging (where packaging is applicable). If the item comes direct from a manufacturer, it may be delivered in non-retail packaging, such as a plain or unprinted box or plastic bag. See the seller's listing for full details. See all condition definitions : Type: : Bags , MPN: : Does Not Apply: Brand: : Numatic , Compatible Brand: : For Numatic: Model: : NV500, NV570 , EAN: : 5057726119047 ,