Timken 99553
Tapered Roller Bearings - Single Cones - Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
99000
Cone Part Number
99553
Design Units
Imperial
Cage Type
Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
1020000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
264000 N
Dimensions
d - Cone Bore
139.974 mm
B - Cone Width
71.438 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius3
1.5 mm
da - Cone Frontface Backing Diameter
159 mm
db - Cone Backface Backing Diameter
159 mm
Ab - Cage-Cone Frontface Clearance
0.8 mm
Aa - Cage-Cone Backface Clearance
8.6 mm
a - Effective Center Location4
-12.2 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)5
152000 N
C1 - Dynamic Radial Rating (1 million revolutions)6
585000 N
C0 - Static Radial Rating
938000 N
C7
106000 N
Factors
K - Factor8
1.43
G1 - Heat Generation Factor (Roller-Raceway)
521.2
G2 - Heat Generation Factor (Rib-Roller End)
69.2
Cg - Geometry Factor9
0.143
