578/572D TIMKEN

Brand - TIMKEN
Item Number - 578/572D TIMKEN
Also Known As - 578 - 572D
Category - Double Row Tapered Roller Bearing (TDO Type)
Bore Diameter (d) mm - 79.985
Bore Diameter (d) inch - 3.149
Outer Diameter (D) mm - 139.992
Outer Diameter (D) inch - 5.5115
Bearing Width across Cones (T) mm - 82.55
Bearing Width across Cones (T) inch - 3.25
Double Outer Ring Width (C) mm - 66.675
Double Outer Ring Width (C) inch - 2.625
Dynamic Load Rating (C1) N - 360000
Dynamic Load Rating (C1) lbf - 80900
Factor (e) - 0.4
Factor (Y1) - 1.67
Factor (Y2) - 2.49
Dynamic Radial Rating (One-Row, 90 million revolutions) (C90) N - 53600
Dynamic Radial Rating (One-Row, 90 million revolutions) (C90) lbf - 12100
Dynamic Thrust Rating (90 million revolutions) (Ca90) N - 37100
Dynamic Thrust Rating (90 million revolutions) (Ca90) lbf - 8330
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) N - 93400
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) lbf - 21000
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 1.45
Maximum Shaft Fillet Radius (R) mm - 3.5
Maximum Shaft Fillet Radius (R) inch - 0.14
Cone Backface Backing Diameter (db) mm - 95
Cone Backface Backing Diameter (db) inch - 3.74
Maximum Housing Fillet Radius (r) mm - 0.8
Maximum Housing Fillet Radius (r) inch - 0.03
Cup Frontface Backing Diameter (Da) mm - 133
Cup Frontface Backing Diameter (Da) inch - 5.24
Geometry Factor (G1) - 125.7
Geometry Factor (G2) - 32
Geometry Factor (Cg) - 0.1295
Bearing Weight (kg) - 3.52
Bearing Weight (lbs) - 7.76
Inner Part Number - 578
Outer Part Number - 572D
TDO - Single Piece (Double) Outer Ring and Two Single Inner Rings

** Images are for representation purposes only