D - Cup Outer Diameter | 
                                                                        N/A 10.6250 in269.875 mm | 
                                                                                D1 - Flange Outer Diameter | 
                                                                        N/A 11 in279.4 mm | 
                                                                                C - Cup Width | 
                                                                        N/A 1.6875 in42.863 mm | 
                                                                                C1 - Cup Flange Width | 
                                                                        N/A 0.3750 in9.525 mm |