part 2820670 Ring Annovi Reverberi code 2820670 Details Annovi Reverberi number2820670 DescriptionRing ItalianAnello antiestrusioneQty per pump3 Also comes in KIT 42310 Water seal kit, Ø40 mm Fits these pumps Annovi Reverberi RTF 2 RTF 135.100 N APRTF 150.100 N AP