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Description
Brand - TIMKEN
Item Number - 389/383A TIMKEN
Also Known As - 389 - 383A
Category - Single Row Tapered Roller Bearing (TS Type)
Bore Diameter (d) mm - 55.575
Bore Diameter (d) inch - 2.188
Outer Diameter (D) mm - 100
Outer Diameter (D) inch - 3.937
Width (T) mm - 20.98
Width (T) inch - 0.8268
Dynamic Load Rating (C1) N - 108000
Dynamic Load Rating (C1) lbf - 24200
Factor (e) - 0.35
Factor (Y) - 1.69
Basic Dynamic Radial Load Rating (90 Million Revolution) (C90) N - 28000
Basic Dynamic Radial Load Rating (90 Million Revolution) (C90) lbf - 6280
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) N - 16900
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) lbf - 3810
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 1.65
Basic Static Radial Load Rating (C0) N - 107000
Basic Static Radial Load Rating (C0) lbf - 24100
Cone Width (B) mm - 21.946
Cone Width (B) inch - 0.864
Cup Width (C) mm - 17.826
Cup Width (C) inch - 0.7018
Effective Center Location (a) mm - -3
Effective Center Location (a) inch - -0.12
Maximum Shaft Fillet Radius (R) mm - 2.3
Maximum Shaft Fillet Radius (R) inch - 0.09
Cone Frontface Backing Diameter (da) mm - 61
Cone Frontface Backing Diameter (da) inch - 2.4
Cone Backface Backing Diameter (db) mm - 65
Cone Backface Backing Diameter (db) inch - 2.56
Max Housing Fillet Radius (r) mm - 2
Max Housing Fillet Radius (r) inch - 0.08
Cup Frontface Backing Diameter (Da) mm - 93
Cup Frontface Backing Diameter (Da) inch - 3.66
Cup Backface Backing Diameter (Db) mm - 89
Cup Backface Backing Diameter (Db) inch - 3.5
Cage-Cone Backface Clearance (Aa) mm - 1.1
Cage-Cone Backface Clearance (Aa) inch - 0.04
Cage-Cone Frontface Clearance (Ab) mm - 2
Cage-Cone Frontface Clearance (Ab) inch - 0.08
Geometry Factor (G1) - 42
Geometry Factor (G2) - 15.7
Geometry Factor (Cg) - 0.0859
Weight (kg) - 0.69
Weight (lbs) - 1.53
Inner Part Number - 389
Outer Part Number - 383A
TS - Single Row Tapered Roller Bearing
** Images are for representation purposes only
