D - Cup Outer Diameter | 
                                                                        N/A 21.6250 in549.275 mm | 
                                                                                D1 - Flange Outer Diameter | 
                                                                        N/A 22.1836 in563.463 mm | 
                                                                                C - Cup Width | 
                                                                        N/A 2.4375 in61.913 mm | 
                                                                                C1 - Cup Flange Width | 
                                                                        N/A 0.5625 in14.288 mm |