d - Shaft Dia. | 
                                                                        N/A 0.75 in | 
                                                                                W - Dimension | 
                                                                        N/A 4 1/4 in108 mm | 
                                                                                B - Dimension | 
                                                                        N/A 2 1/2 in64 mm | 
                                                                                D - Dimension | 
                                                                        N/A 2 3/8 in60 mm | 
                                                                                L - Dimension | 
                                                                        N/A 1 in25 mm | 
                                                                                S - Dimension | 
                                                                        N/A 25/64 in9.9 mm | 
                                                                                G - Dimension | 
                                                                        N/A 5/16 in8 mm | 
                                                                                H - Dimension | 
                                                                        N/A 1 11/16 in43.3 mm | 
                                                                                J - Dimension | 
                                                                        N/A 7/8 in22.2 mm | 
                                                                                E - Dimension | 
                                                                        N/A 1 1/2 in38.1 mm | 
                                                                                I - Dimension | 
                                                                        N/A 5/8 in16 mm | 
                                                                                Z - Dimension | 
                                                                        N/A 1 5/16 in33.3 mm | 
                                                                                Bi - Dimension | 
                                                                        N/A 1.2205 in31 mm | 
                                                                                N - Dimension | 
                                                                        N/A 0.5000 in12.7 mm | 
                                                                                M - Dimension | 
                                                                        N/A 0.7205 in18.3 mm | 
                                                                                Bolt Used | 
                                                                        N/A 5/16 in | 
                                                                                Bearing No. | 
                                                                        N/A UC 204-12 | 
                                                                                Housing No. | 
                                                                        N/A FB 204 | 
                                                                                Weight | 
                                                                        N/A 1.5 lb | 
                                                                                Seal Type | 
                                                                        N/A B-Type |