02420 Timken Taper Roller Bearing (Cup Only) - Taper Roller

28621, Koyo Tapered Roller Bearing Cup (0326)

$ 19.00

Specifications

Series	28600
Cup Part Number	28621
Design Units	Imperial

Dimensions

D - Cup Outer Diameter	3.8125 in
C - Cup Width	0.7656 in

Abutment and Fillet Dimensions

r - Cup Backface "To Clear" Radius¹	0.030 in
Da - Cup Frontface Backing Diameter	3.66 in
Db - Cup Backface Backing Diameter	3.46 in

Factors

e - ISO Factor²	0.4
Y - ISO Factor³	1.49
Cg - Geometry Factor⁴	0.0979

¹ These maximum fillet radii will be cleared by the bearing corners.
² These factors apply for both inch and metric calculations.
³ These factors apply for both inch and metric calculations.
⁴ Geometry constant for Lubrication Life Adjustment Factor a3l.