service kit: water seals KIT 42195 Water seal kit, Ø18 mm Annovi Reverberi code 42195 In the kit Part numberDescriptionPosition 1780720Water seal37 1260420O-ring40 1260450Water seal41 480440O-ring42 Fits these pumps Annovi Reverberi RS 5 RS 11.11 NRS 11.14 NRS 11.18 NRS 13.17 NRS 15.15 N