TIMKEN 67389-90267 Tapered Roller Bearing Assemblies

Product Details

Series	15000
Cone Part Number	15123
Cup Part Number	15250-B
Design Units	Imperial
Bearing Weight	0.5 lb
Cage Type	Stamped Steel
d	1.2500 in
D	2.5000 in
D1 - Flange Outer Diameter	2.6522 in
B - Cone Width	0.7500 in
C - Cup Width	0.6250 in
C1 - Cup Flange Width	0.1562 in
T1 - Bearing Width	0.7775 in
T - Bearing Width to Flange	0.3087 in
R - Cone Backface To Clear Radius1	0.14 in
r - Cup Backface To Clear Radius2	0.050 in
da - Cone Frontface Backing Diameter	1.5 in
db - Cone Backface Backing Diameter	1.73 in
Da - Cup Frontface Backing Diameter	2.40 in
Ab - Cage-Cone Frontface Clearance	0.1 in
Aa - Cage-Cone Backface Clearance	-0.01 in
a - Effective Center Location3	-0.19 in
C90 - Dynamic Radial Rating (90 million revolutions)4	3490 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5	13500 lbf
C0 - Static Radial Rating	12100 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6	2090 lbf
K - Factor7	1.67
e - ISO Factor8	0.35
Y - ISO Factor9	1.71
G1 - Heat Generation Factor (Roller-Raceway)10	14.6
G2 - Heat Generation Factor (Rib-Roller End)	7.58
Cg - Geometry Factor11	0.0606