Kit 19 20mm
General Pump Kit 19 Replacement Seal Packing K19 GP Interpump 49 50 series

General Pump T521, T531, T701, T711, T721, T731, T911, T981, T991, T9321, T9721, T9731, T9791, T9951, T 9961, T9971

Interpump W52, W53, W70, W71, W72, W73, W91, W98, W99, W972, W973, W979, W995, W996, W997, WS137, WS149

3 packings (part number 90.2703.00). 90270300 20mm
3 low pressure 20mm seals (90.2698.00) , 90269800 Seal , LP , 20mm