Series | 
                                                                        N/A 565 | 
                                                                                Cone Part Number | 
                                                                        N/A 568 | 
                                                                                Cup Part Number | 
                                                                        N/A 563-B | 
                                                                                Design Unit | 
                                                                        N/A Inch | 
                                                                                Cage Material | 
                                                                        N/A Stamped Steel | 
                                                                                Related Assembly Number(s) | 
                                                                        N/A 568-90218 | 
                                                                                d - Bore | 
                                                                        N/A 2.9062 in73.817 mm | 
                                                                                D - Cup Outer Diameter | 
                                                                        N/A 5 in127 mm | 
                                                                                D1 - Flange Outer Diameter | 
                                                                        N/A 5.2460 in133.248 mm | 
                                                                                B - Cone Width | 
                                                                        N/A 1.4240 in36.170 mm | 
                                                                                C - Cup Width | 
                                                                        N/A 1.1250 in28.575 mm | 
                                                                                C1 - Cup Flange Width | 
                                                                        N/A 0.2500 in6.350 mm | 
                                                                                T1 - Bearing Width to Flange | 
                                                                        N/A 0.5625 in14.288 mm | 
| R - Cone Backface "To Clear" Radius1 | N/A 0.03 in0.800 mm | 
| r - Cup Backface "To Clear" Radius2 | N/A 0.130 in3.30 mm | 
                                                                                da - Cone Frontface Backing Diameter | 
                                                                        N/A 3.23 in82 mm | 
                                                                                db - Cone Backface Backing Diameter | 
                                                                        N/A 3.27 in83 mm | 
                                                                                Da - Cup Frontface Backing Diameter | 
                                                                        N/A 4.80 in121.90 mm | 
                                                                                Ab - Cage-Cone Frontface Clearance | 
                                                                        N/A 0.11 in2.8 mm | 
                                                                                Aa - Cage-Cone Backface Clearance | 
                                                                        N/A 0.1 in2.5 mm | 
| a - Effective Center Location3 | N/A -0.32 in-8.1 mm |