part 480440 O-ring Ø 17,13x2,62 Annovi Reverberi code 480440 Details Annovi Reverberi number480440 DescriptionO-ring Ø 17,13x2,62 ItalianGuarnizione OR Ø 17,13x2,62Qty per pump3 Also comes in KIT 42195 Water seal kit, Ø18 mm Fits these pumps Annovi Reverberi RS 5 RS 11.11 NRS 11.14 NRS 11.18 NRS 13.17 NRS 15.15 N