Number of Teeth | 
                                                                        N/A 27 | 
                                                                                Dp - Pitch Diameter | 
                                                                        N/A 4.307 in | 
                                                                                Do - Outside Diameter | 
                                                                        N/A 4.579 in | 
                                                                                d - Plane Bore | 
                                                                        N/A 0.630 in | 
| Max. Plain Bore1 | N/A 2.087 in | 
                                                                                Pitch | 
                                                                        N/A 1/2 in | 
                                                                                Caliper Diameter | 
                                                                        N/A 3.972 in | 
                                                                                Dr - Roller Diameter | 
                                                                        N/A 0.335 in | 
                                                                                Inside Width | 
                                                                        N/A 0.305 in | 
                                                                                Style | 
                                                                        N/A E | 
                                                                                L | 
                                                                        N/A 1.575 in | 
                                                                                LTB | 
                                                                        N/A 1.181 in | 
                                                                                Nominal Tooth Width | 
                                                                        N/A 0.290 in | 
                                                                                T - Plate Thickness | 
                                                                        N/A 0.803 in | 
| Dh - Hub Diameter2 | N/A 3.228 in | 
                                                                                Wt. LBS | 
                                                                        N/A 2.62 lb |