D - Cup Outer Diameter | 
                                                                        N/A 2.5312 in64.292 mm | 
                                                                                D1 - Flange Outer Diameter | 
                                                                        N/A 2.7559 in70.000 mm | 
                                                                                C - Cup Width | 
                                                                        N/A 0.6563 in16.670 mm | 
                                                                                C1 - Cup Flange Width | 
                                                                        N/A 0.1575 in4.001 mm |