78215C/78549D TIMKEN

Brand - TIMKEN
Item Number - 78215C/78549D TIMKEN
Also Known As - 78215C - 78549D
Category - Double Row Tapered Roller Bearing (TDO Type)
Bore Diameter (d) mm - 53.975
Bore Diameter (d) inch - 2.125
Outer Diameter (D) mm - 139.7
Outer Diameter (D) inch - 5.5
Bearing Width across Cones (T) mm - 77.788
Bearing Width across Cones (T) inch - 3.0625
Double Outer Ring Width (C) mm - 51.803
Double Outer Ring Width (C) inch - 2.0395
Dynamic Load Rating (C1) N - 412000
Dynamic Load Rating (C1) lbf - 92600
Factor (e) - 0.87
Factor (Y1) - 0.78
Factor (Y2) - 1.16
Dynamic Radial Rating (One-Row, 90 million revolutions) (C90) N - 61300
Dynamic Radial Rating (One-Row, 90 million revolutions) (C90) lbf - 13800
Dynamic Thrust Rating (90 million revolutions) (Ca90) N - 90900
Dynamic Thrust Rating (90 million revolutions) (Ca90) lbf - 20400
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) N - 107000
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) lbf - 24000
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 0.67
Maximum Shaft Fillet Radius (R) mm - 3.5
Maximum Shaft Fillet Radius (R) inch - 0.14
Cone Backface Backing Diameter (db) mm - 84
Cone Backface Backing Diameter (db) inch - 3.31
Maximum Housing Fillet Radius (r) mm - 1.5
Maximum Housing Fillet Radius (r) inch - 0.06
Cup Frontface Backing Diameter (Da) mm - 131
Cup Frontface Backing Diameter (Da) inch - 5.16
Geometry Factor (G1) - 71.3
Geometry Factor (G2) - 17.6
Geometry Factor (Cg) - 0.0926
Bearing Weight (kg) - 5.81
Bearing Weight (lbs) - 12.8
Inner Part Number - 78215C
Outer Part Number - 78549D
TDO - Single Piece (Double) Outer Ring and Two Single Inner Rings

** Images are for representation purposes only