part 59210770 Ring for seal Ø18 Interpump code 59210770 Details Interpump number59210770 DescriptionRing for seal Ø18 ItalianANELLO PER TENUTA D.18Qty per pump3 Fits these pumps Interpump 59 E3 series 4 E3B1911E3B2511E3C1713E3C2513