part 90362000 O-ring Ø37.82 x 1.78 (2150) Interpump code 90362000 Details Interpump number90362000 DescriptionO-ring Ø37.82 x 1.78 (2150) ItalianOR D.37,82X1,78 (2150)Qty per pump3 Fits these pumps Interpump 47 series 4 TS1044TS1050WS1036WS1040 Interpump 66 SS series 1 SSE1550 Interpump 66 series 5 W1550W1555W1570W1755WG1570