D - Cup Outer Diameter | 
                                                                        N/A 7.1875 in182.563 mm | 
                                                                                D1 - Flange Outer Diameter | 
                                                                        N/A 7.4335 in188.811 mm | 
                                                                                C - Cup Width | 
                                                                        N/A 1.3125 in33.338 mm | 
                                                                                C1 - Cup Flange Width | 
                                                                        N/A 0.2500 in6.350 mm |