D - Cup Outer Diameter | 
                                                                        N/A 29.0000 in736.600 mm | 
                                                                                D1 - Flange Outer Diameter | 
                                                                        N/A 29.2770 in743.636 mm | 
                                                                                C - Cup Width | 
                                                                        N/A 1 in25.4 mm | 
                                                                                C1 - Cup Flange Width | 
                                                                        N/A 0.2813 in7.145 mm |