Specifications of TIMKEN Bearing 47490 - 47420DC
Specifications
Series |
47400 |
Cone Part Number |
47490 |
Cup Part Number |
47420DC |
Design Unit |
Inch |
Bearing Weight |
6.54 lb2.968 Kg |
Cage Material |
Stamped Steel |
Dimensions
d – Bore |
2 13/16 in71.438 mm |
D – Cup Outer Diameter |
4.7244 in120 mm |
B – Cone Width |
1.2813 in32.545 mm |
C – Double Cup Width |
2.3125 in58.738 mm |
T – Bearing Width across Cones |
2.8124 in71.435 mm |
Abutment and Fillet Dimensions
R – Cone Backface “To Clear” Radius1 |
0.14 in3.6 mm |
r – Cup Backface “To Clear” Radius2 |
0.03 in0.8 mm |
db – Cone Backface Backing Diameter |
3.39 in86 mm |
Da – Cup Frontface Backing Diameter |
4.53 in114.05 mm |
Aa – Cage-Cone Backface Clearance |
0.07 in1.8 mm |
a – Effective Center Location3 |
-0.25 in-6.4 mm |
Basic Load Ratings
C90 – Dynamic Radial Rating (One-Row, 90 million revolutions)4 |
10400 lbf46300 N |
C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)5 |
70000 lbf311000 N |
C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)6 |
18100 lbf80700 N |
Ca90 – Dynamic Thrust Rating (90 million revolutions)7 |
6420 lbf28600 N |