DX641856/DX979640 TIMKEN

Brand - TIMKEN
Item Number - DX641856/DX979640 TIMKEN
Also Known As - DX641856 - DX979640
Category - Double Row Tapered Roller Bearing (TDO Type)
Bore Diameter (d) mm - 203.2
Bore Diameter (d) inch - 8
Outer Diameter (D) mm - 317.5
Outer Diameter (D) inch - 12.5
Bearing Width across Cones (T) mm - 146.05
Bearing Width across Cones (T) inch - 5.75
Double Outer Ring Width (C) mm - 111.125
Double Outer Ring Width (C) inch - 4.375
Dynamic Load Rating (C1) N - 1570000
Dynamic Load Rating (C1) lbf - 352000
Factor (e) - 0.52
Factor (Y1) - 1.29
Factor (Y2) - 1.92
Dynamic Radial Rating (One-Row, 90 million revolutions) (C90) N - 233000
Dynamic Radial Rating (One-Row, 90 million revolutions) (C90) lbf - 52500
Dynamic Thrust Rating (90 million revolutions) (Ca90) N - 209000
Dynamic Thrust Rating (90 million revolutions) (Ca90) lbf - 47000
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) N - 406000
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) lbf - 91300
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 1.12
Maximum Shaft Fillet Radius (R) mm - 4.3
Maximum Shaft Fillet Radius (R) inch - 0.17
Cone Backface Backing Diameter (db) mm - 227
Cone Backface Backing Diameter (db) inch - 8.94
Maximum Housing Fillet Radius (r) mm - 1.5
Maximum Housing Fillet Radius (r) inch - 0.06
Cup Frontface Backing Diameter (Da) mm - 298.5
Cup Frontface Backing Diameter (Da) inch - 11.75
PIn (Ka) mm - 22.23
PIn (Ka) inch - 0.88
PIn (Kb) mm - 10.31
PIn (Kb) inch - 0.41
Geometry Factor (G1) - 912.5
Geometry Factor (G2) - 126.1
Geometry Factor (Cg) - 0.146
Bearing Weight (kg) - 39.15
Bearing Weight (lbs) - 86.33
Inner Part Number - DX641856
Outer Part Number - DX979640

** Images are for representation purposes only