Volvo Penta Stuffing Box for shaft diameter of 35mm and a sleeve diameter of 54mm. On the seal edge is part number 828524.This is the moulded packing or stuffing box for the prop shaft. Simple, This packing box is specifically dimensioned for Volvo Penta propeller shafts and sleeves. Supplied complete with installation tools and a tube of grease.Shaft Diameter: 35mmSleeve Diameter: 54mm (Tolerance +0.5/ -0.3)Measurement A: 36mmMeasurement B: 82mmVolvo Penta Part No: 828526. (828524 on the seal)