Description
Brand - TIMKEN
Item Number - 08118/08231D TIMKEN
Also Known As - 08118 - 08231D
Category - Double Row Tapered Roller Bearing (TDO Type)
Bore Diameter (d) mm - 30.162
Bore Diameter (d) inch - 1.1875
Outer Diameter (D) mm - 58.738
Outer Diameter (D) inch - 2.3125
Bearing Width across Cones (T) mm - 32.542
Bearing Width across Cones (T) inch - 1.2812
Double Outer Ring Width (C) mm - 24.608
Double Outer Ring Width (C) inch - 0.9688
Dynamic Load Rating (C1) N - 55200
Dynamic Load Rating (C1) lbf - 12400
Factor (e) - 0.47
Factor (Y1) - 1.42
Factor (Y2) - 2.12
Dynamic Radial Rating (One-Row, 90 million revolutions) (C90) N - 8220
Dynamic Radial Rating (One-Row, 90 million revolutions) (C90) lbf - 1850
Dynamic Thrust Rating (90 million revolutions) (Ca90) N - 6670
Dynamic Thrust Rating (90 million revolutions) (Ca90) lbf - 1500
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) N - 14300
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) lbf - 3220
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 1.23
Maximum Shaft Fillet Radius (R) mm - 3.5
Maximum Shaft Fillet Radius (R) inch - 0.14
Cone Backface Backing Diameter (db) mm - 41.5
Cone Backface Backing Diameter (db) inch - 1.63
Maximum Housing Fillet Radius (r) mm - 0.4
Maximum Housing Fillet Radius (r) inch - 0.02
Cup Frontface Backing Diameter (Da) mm - 55
Cup Frontface Backing Diameter (Da) inch - 2.17
Geometry Factor (G1) - 10.7
Geometry Factor (G2) - 10.6
Geometry Factor (Cg) - 0.0601
Bearing Weight (kg) - 0.38
Bearing Weight (lbs) - 0.81
Inner Part Number - 08118
Outer Part Number - 08231D
TDO - Single Piece (Double) Outer Ring and Two Single Inner Rings
** Images are for representation purposes only