Cone Part Number | 
                                                                        N/A HH953749 | 
                                                                                Cup Part Number | 
                                                                        N/A HH953710 | 
                                                                                Related Assembly Number(s) | 
                                                                        N/A HH949549-90031 | 
                                                                                Inner Spacer Part Number | 
                                                                        N/A HH949549XB | 
                                                                                Design Unit | 
                                                                        N/A Inch | 
                                                                                d - Bore | 
                                                                        N/A 10 in254 mm | 
                                                                                D - Cup Outer Diameter | 
                                                                        N/A 21.0 in533.400 mm | 
                                                                                T - Width | 
                                                                        N/A 12.125 in307.975 mm | 
                                                                                C - Width | 
                                                                        N/A 7.938 in201.613 mm | 
| R - Cone Backface "To Clear" Radius1 | N/A 0.25 in6.4 mm | 
| r - Cup Backface "To Clear" Radius2 | N/A 0.06 in1.5 mm | 
                                                                                db - Cone Backface Backing Diameter | 
                                                                        N/A 13.78 in350 mm | 
                                                                                Da - Cup Frontface Backing Diameter | 
                                                                        N/A 19.54 in495.60 mm | 
| C90 - Dynamic Radial Rating (90 million revolutions)3 | N/A 156000 lbf696000 N | 
| C1 - Dynamic Radial Rating (1 million revolutions)4 | N/A 1050000 lbf4670000 N | 
| Ca90 - Dynamic Thrust Rating (90 million revolutions)5 | N/A 251000 lbf1120000 N | 
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 | N/A 272000 lbf1210000 N |