Description
Brand - TIMKEN
Item Number - M255449TD/M255410 TIMKEN
Also KNown As - M255449TD - M255410
Category - Double Row Tapered Roller Bearing (TDIT Type)
Bore Diameter (d) mm - 288.925
Bore Diameter (d) inch - 11.375
Taper - 0.05
Outer Diameter (D) mm - 406.4
Outer Diameter (D) inch - 16
Width (T) mm - 144.462
Width (T) inch - 5.6875
Double Inner Ring Width (B) mm - 144.462
Double Inner Ring Width (B) inch - 5.6875
Dynamic Load Rating (C1) N - 2070000
Dynamic Load Rating (C1) lbf - 466000
Factor (e) - 0.34
Factor (Y1) - 2
Factor (Y2) - 2.97
Dynamic Radial Rating (90 million revolutions) (C90) N - 308000
Dynamic Radial Rating (90 million revolutions) (C90) lbf - 69300
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) N - 179000
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) lbf - 40100
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) N - 537000
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) lbf - 121000
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 1.73
Maximum Shaft Fillet Radius (R) mm - 3.3
Maximum Shaft Fillet Radius (R) inch - 0.13
Maximum Housing Fillet Radius (r) mm - 3.3
Maximum Housing Fillet Radius (r) inch - 0.13
Cup Backface Backing Diameter (Db) mm - 379
Cup Backface Backing Diameter (Db) inch - 14.92
Geometry Factor (G1) - 2301.3
Geometry Factor (G2) - 287.6
Geometry Factor (Cg) - 0.1722
Weight (kg) - 62.4
Weight (lbs) - 137.58
Inner Part Number - M255449TD
Outer Part Number - M255410
TDIT - Double Inner-Ring Bearing with a Tapered Bore
** Images are for representation purposes only




