Timken 47490
Tapered Roller Bearings - Single Cones - Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
47400
Cone Part Number
47490
Design Units
Imperial
Cage Type
Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
311000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
80700 N
Dimensions
d - Cone Bore
71.438 mm
B - Cone Width
32.545 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius3
3.600 mm
da - Cone Frontface Backing Diameter
79 mm
db - Cone Backface Backing Diameter
86 mm
Ab - Cage-Cone Frontface Clearance
2.5 mm
Aa - Cage-Cone Backface Clearance
1.8 mm
a - Effective Center Location4
-6.4 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)5
46300 N
C1 - Dynamic Radial Rating (1 million revolutions)6
179000 N
C0 - Static Radial Rating
249000 N
C7
28600 N
Factors
K - Factor8
1.62
G1 - Heat Generation Factor (Roller-Raceway)
98.4
G2 - Heat Generation Factor (Rib-Roller End)
26.3
Cg - Geometry Factor9
0.115
