Catalog
                    Unit of Measure
                    
               
        
            Specifications
                                                                                Bore Diameter | 
                                                                        N/A 40 mm | 
                                                                                Dimension T | 
                                                                        N/A 54 mm | 
                                                                                Outside Diameter | 
                                                                        N/A 77.7 mm | 
                                                                                Dimension H | 
                                                                        N/A 50.5 mm | 
                                                                                Dimension h | 
                                                                        N/A 39.5 mm | 
                                                                                Overall Bearing Width | 
                                                                        N/A 23 mm | 
                                                                                Dimension A | 
                                                                        N/A 7 mm | 
                                                                                Dimension S | 
                                                                        N/A 21 mm | 
                                                                                Dimension r | 
                                                                        N/A 4.5 mm | 
                                                                                Optional Outer Diameter | 
                                                                        N/A 78.1 mm78.4 mm81.8 mm | 
                                                                                Reference Code - Germany | 
                                                                        N/A 4.074 | 
                                                                                Reference Code - Italy | 
                                                                        N/A MR.148 |