D - Cup Outer Diameter | 
                                                                        N/A 56.5000 in1435.100 mm | 
                                                                                D1 - Flange Outer Diameter | 
                                                                        N/A 57.2500 in1454.150 mm | 
                                                                                C - Cup Width | 
                                                                        N/A 1.875 in47.625 mm | 
                                                                                C1 - Cup Flange Width | 
                                                                        N/A 0.5625 in14.288 mm |