Series | 
                                                                        N/A 26000 | 
                                                                                Cone Part Number | 
                                                                        N/A 26100 | 
                                                                                Cup Part Number | 
                                                                        N/A 26283-B | 
                                                                                Design Unit | 
                                                                        N/A Inch | 
                                                                                Cage Material | 
                                                                        N/A Stamped Steel | 
                                                                                d - Bore | 
                                                                        N/A 1 in25.40 mm | 
                                                                                D - Cup Outer Diameter | 
                                                                        N/A 2.8346 in71.999 mm | 
                                                                                D1 - Flange Outer Diameter | 
                                                                        N/A 2.9865 in75.857 mm | 
                                                                                B - Cone Width | 
                                                                        N/A 0.7450 in18.923 mm | 
                                                                                C - Cup Width | 
                                                                        N/A 0.6250 in15.875 mm | 
                                                                                C1 - Cup Flange Width | 
                                                                        N/A 0.1560 in3.962 mm | 
                                                                                T1 - Bearing Width to Flange | 
                                                                        N/A 0.2790 in7.087 mm | 
| R - Cone Backface "To Clear" Radius1 | N/A 0.06 in1.5 mm | 
| r - Cup Backface "To Clear" Radius2 | N/A 0.06 in1.5 mm | 
                                                                                da - Cone Frontface Backing Diameter | 
                                                                        N/A 1.28 in32.5 mm | 
                                                                                db - Cone Backface Backing Diameter | 
                                                                        N/A 1.36 in34.5 mm | 
                                                                                Da - Cup Frontface Backing Diameter | 
                                                                        N/A 2.62 in66.04 mm | 
                                                                                Ab - Cage-Cone Frontface Clearance | 
                                                                        N/A 0.09 in2.3 mm | 
                                                                                Aa - Cage-Cone Backface Clearance | 
                                                                        N/A 0 in0 mm | 
| a - Effective Center Location3 | N/A -0.16 in-4.1 mm |