D - Cup Outer Diameter | 
                                                                        N/A 2.3750 in60.325 mm | 
                                                                                D1 - Flange Outer Diameter | 
                                                                        N/A 2.5270 in64.186 mm | 
                                                                                C - Cup Width | 
                                                                        N/A 0.625 in15.875 mm | 
                                                                                C1 - Cup Flange Width | 
                                                                        N/A 0.1562 in3.967 mm |