D - Cup Outer Diameter | 
                                                                        N/A 8 7/8 in225.425 mm | 
                                                                                D1 - Flange Outer Diameter | 
                                                                        N/A 9.0898 in230.881 mm | 
                                                                                C - Cup Width | 
                                                                        N/A 1.3125 in33.338 mm | 
                                                                                C1 - Cup Flange Width | 
                                                                        N/A 0.2188 in5.558 mm |