D - Cup Outer Diameter | 
                                                                        N/A 1.5745 in39.992 mm | 
                                                                                D1 - Flange Outer Diameter | 
                                                                        N/A 1.6955 in43.066 mm | 
                                                                                C - Cup Width | 
                                                                        N/A 0.3750 in9.525 mm | 
                                                                                C1 - Cup Flange Width | 
                                                                        N/A 0.0930 in2.362 mm |