Complete upper(small) housing's orijinal spare part number: 401783. Upper housing using with putzmeister's s valve q 80 mm. S valve shaft outside diameter must be 80 mm. Upper housing include follows; 400494....1 pcs. .....Wear sleeve s90 du-b 013292009..1 pcs. ....O-ring 80*4 din3771nbr 70 Packing details will specify at order as quantity.
