Number of Teeth | 
                                                                        N/A 13 | 
                                                                                Dp - Pitch Diameter | 
                                                                        N/A 4.177 in | 
                                                                                Do - Outside Diameter | 
                                                                        N/A 4.657 in | 
                                                                                d - Plane Bore | 
                                                                        N/A 0.630 in | 
| Max. Plain Bore1 | N/A 2.047 in | 
                                                                                Pitch | 
                                                                        N/A 1 in | 
                                                                                Caliper Diameter | 
                                                                        N/A 3.555 in | 
                                                                                Dr - Roller Diameter | 
                                                                        N/A 0.625 in | 
                                                                                Inside Width | 
                                                                        N/A 0.67 in | 
                                                                                Style | 
                                                                        N/A S | 
                                                                                Hub Style | 
                                                                        N/A B | 
                                                                                L | 
                                                                        N/A 2.638 in | 
                                                                                LTB | 
                                                                        N/A 1.575 in | 
                                                                                Nominal Tooth Width | 
                                                                        N/A 0.637 in | 
                                                                                T - Plate Thickness | 
                                                                        N/A 1.87 in | 
| Dh - Hub Diameter2 | N/A 3.110 in | 
                                                                                Wt. LBS | 
                                                                        N/A 4.01 lb |