Timken 498
Tapered Roller Bearings - Single Cones - Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
495
Cone Part Number
498
Design Units
Imperial
Cage Type
Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
269000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
69700 N
Dimensions
d - Cone Bore
84.138 mm
B - Cone Width
29.769 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius3
3.600 mm
da - Cone Frontface Backing Diameter
91 mm
db - Cone Backface Backing Diameter
98 mm
Ab - Cage-Cone Frontface Clearance
3 mm
Aa - Cage-Cone Backface Clearance
1.8 mm
a - Effective Center Location4
-0.8 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)5
40000 N
C1 - Dynamic Radial Rating (1 million revolutions)6
154000 N
C0 - Static Radial Rating
216000 N
C7
30500 N
Factors
K - Factor8
1.31
G1 - Heat Generation Factor (Roller-Raceway)
104.6
G2 - Heat Generation Factor (Rib-Roller End)
29.3
Cg - Geometry Factor9
0.125
