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            All dimensions are nominal values and for reference only
        
                    Unit of Measure
                    
               
        
            Specifications
                                                                                Pitch | 
                                                                        N/A 2.609 in | 
                                                                                Plate Thickness | 
                                                                        N/A 1.000 in | 
                                                                                Barrel Diameter | 
                                                                        N/A 0.875 in | 
                                                                                No. Teeth | 
                                                                        N/A 12 | 
                                                                                Stock Bore | 
                                                                        N/A 1.250 in | 
| Max. Bore1 | N/A 3.190 in | 
                                                                                Pitch Diameter | 
                                                                        N/A 10.080 in | 
                                                                                Hub Diameter | 
                                                                        N/A 5.250 in | 
                                                                                LTB | 
                                                                        N/A 3.880 in | 
                                                                                Approx. Weight | 
                                                                        N/A 39.000 lb | 
                                                                                Style | 
                                                                        N/A Type C | 
                                                                                Use | 
                                                                        N/A For Tsubaki Chain Number 188 | 
- 1 Dimensions shown allow for standard keyway with set screw at 90°.