Description
Brand - TIMKEN
Item Number - 28985/28921A TIMKEN
Also Known As - 28985 - 28921A
Category - Single Row Tapered Roller Bearing (TS Type)
Bore Diameter (d) mm - 60.325
Bore Diameter (d) inch - 2.375
Outer Diameter (D) mm - 100
Outer Diameter (D) inch - 3.937
Width (T) mm - 25.4
Width (T) inch - 1
Dynamic Load Rating (C1) N - 106000
Dynamic Load Rating (C1) lbf - 23800
Factor (e) - 0.43
Factor (Y) - 1.41
Basic Dynamic Radial Load Rating (90 Million Revolution) (C90) N - 27500
Basic Dynamic Radial Load Rating (90 Million Revolution) (C90) lbf - 6180
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) N - 20000
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) lbf - 4500
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 1.37
Basic Static Radial Load Rating (C0) N - 149000
Basic Static Radial Load Rating (C0) lbf - 33500
Cone Width (B) mm - 25.4
Cone Width (B) inch - 1
Cup Width (C) mm - 19.845
Cup Width (C) inch - 0.7813
Effective Center Location (a) mm - -2.5
Effective Center Location (a) inch - -0.1
Maximum Shaft Fillet Radius (R) mm - 3.5
Maximum Shaft Fillet Radius (R) inch - 0.14
Cone Frontface Backing Diameter (da) mm - 67
Cone Frontface Backing Diameter (da) inch - 2.64
Cone Backface Backing Diameter (db) mm - 73
Cone Backface Backing Diameter (db) inch - 2.87
Max Housing Fillet Radius (r) mm - 0.8
Max Housing Fillet Radius (r) inch - 0.03
Cup Frontface Backing Diameter (Da) mm - 96
Cup Frontface Backing Diameter (Da) inch - 3.78
Cup Backface Backing Diameter (Db) mm - 91
Cup Backface Backing Diameter (Db) inch - 3.58
Cage-Cone Backface Clearance (Aa) mm - 2
Cage-Cone Backface Clearance (Aa) inch - 0.07
Cage-Cone Frontface Clearance (Ab) mm - 1.4
Cage-Cone Frontface Clearance (Ab) inch - 0.06
Geometry Factor (G1) - 60.1
Geometry Factor (G2) - 24.5
Geometry Factor (Cg) - 0.1032
Weight (kg) - 0.76
Weight (lbs) - 1.68
Inner Part Number - 28985
Outer Part Number - 28921A
TS - Single Row Tapered Roller Bearing
** Images are for representation purposes only