DX418857/DX748779 TIMKEN

Brand - TIMKEN
Item Number - DX418857/DX748779 TIMKEN
Also Known As - DX418857 - DX748779
Category - Double Row Tapered Roller Bearing (TDO Type)
Bore Diameter (d) mm - 368.249
Bore Diameter (d) inch - 14.498
Outer Diameter (D) mm - 523.875
Outer Diameter (D) inch - 20.625
Bearing Width across Cones (T) mm - 214.312
Bearing Width across Cones (T) inch - 8.4375
Double Outer Ring Width (C) mm - 169.862
Double Outer Ring Width (C) inch - 6.6875
Dynamic Load Rating (C1) N - 4870000
Dynamic Load Rating (C1) lbf - 1100000
Factor (e) - 0.33
Factor (Y1) - 2.03
Factor (Y2) - 3.02
Dynamic Radial Rating (One-Row, 90 million revolutions) (C90) N - 725000
Dynamic Radial Rating (One-Row, 90 million revolutions) (C90) lbf - 163000
Dynamic Thrust Rating (90 million revolutions) (Ca90) N - 413000
Dynamic Thrust Rating (90 million revolutions) (Ca90) lbf - 92900
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) N - 1260000
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) lbf - 284000
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 1.76
Maximum Shaft Fillet Radius (R) mm - 6.4
Maximum Shaft Fillet Radius (R) inch - 0.25
Cone Backface Backing Diameter (db) mm - 400
Cone Backface Backing Diameter (db) inch - 15.75
Maximum Housing Fillet Radius (r) mm - 1.5
Maximum Housing Fillet Radius (r) inch - 0.06
Cup Frontface Backing Diameter (Da) mm - 499
Cup Frontface Backing Diameter (Da) inch - 19.63
PIn (Ka) mm - 28.58
PIn (Ka) inch - 1.13
PIn (Kb) mm - 11.91
PIn (Kb) inch - 0.47
Geometry Factor (G1) - 4297.3
Geometry Factor (G2) - 412.9
Geometry Factor (Cg) - 0.2106
Bearing Weight (kg) - 141.29
Bearing Weight (lbs) - 311.48
Inner Part Number - DX418857
Outer Part Number - DX748779

** Images are for representation purposes only