D - Cup Outer Diameter | 
                                                                        N/A 29.0000 in736.600 mm | 
                                                                                D1 - Flange Outer Diameter | 
                                                                        N/A 29.3120 in744.525 mm | 
                                                                                C - Cup Width | 
                                                                        N/A 1.25 in31.75 mm | 
                                                                                C1 - Cup Flange Width | 
                                                                        N/A 0.2812 in7.142 mm |