D - Cup Outer Diameter | 
                                                                        N/A 6.6250 in168.275 mm | 
                                                                                D1 - Flange Outer Diameter | 
                                                                        N/A 6.9960 in177.698 mm | 
                                                                                C - Cup Width | 
                                                                        N/A 1.6250 in41.275 mm | 
                                                                                C1 - Cup Flange Width | 
                                                                        N/A 0.3750 in9.525 mm |