D - Cup Outer Diameter | 
                                                                        N/A 10.00 in254.000 mm | 
                                                                                D1 - Flange Outer Diameter | 
                                                                        N/A 10.4320 in264.973 mm | 
                                                                                C - Cup Width | 
                                                                        N/A 1.875 in47.625 mm | 
                                                                                C1 - Cup Flange Width | 
                                                                        N/A 0.4375 in11.113 mm |