engine Origin TIMKEN Bearings390A-90341 Tapered Roller Bearing Assemblies

Series:	555
Cone Part Number:	554
Cup Part Number:	552DC
Design Units:	Imperial
Bearing Weight:	9.09 lb
Cage Type:	Stamped Steel
Ab - Cage-Cone Frontface Clearance:	0.08 in
d:	2.4375 in

Product Details

Series	555
Cone Part Number	554
Cup Part Number	552DC
Design Units	Imperial
Bearing Weight	9.09 lb
Cage Type	Stamped Steel
Ab - Cage-Cone Frontface Clearance	0.08 in
d	2.4375 in
D	4.8750 in
B - Cone Width	1.4440 in
C - Double Cup Width	2.5 in
T - Bearing Width across Cones	3.1249 in
R - Cone Backface To Clear Radius1	0.14 in
r - Cup Frontface To Clear Radius2	0.06 in
db - Cone Backface Backing Diameter	3.03 in
Da - Cup Frontface Backing Diameter	4.56 in
Aa - Cage-Cone Backface Clearance	0.07 in
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3	11100 lbf
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4	74700 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5	19400 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6	6590 lbf
K - Factor7	1.69
e - ISO Factor8	0.35
Y1 - ISO Factor9	1.95
Y2 - ISO Factor10	2.9
Cg - Geometry Factor11	0.111