Timken 479 – 472A (K668182)
Tapered Roller Bearings - TSL (DUO-FACE® Plus Seal) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
Cone Part Number
479
Cup Part Number
472A
Design Unit
Inch
Cage Material
Stamped Steel
Dimensions
d - Bore
66.675 mm
D - Cup Outer Diameter
120 mm
B - Cone Width
29.007 mm
C - Cup Width
23.444 mm
T - Bearing Width
29.002 mm
T1 - Total Width
32.418 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
2.300 mm
r - Cup Backface "To Clear" Radius2
3.30 mm
da - Cone Frontface Backing Diameter
74 mm
db - Cone Backface Backing Diameter
78 mm
Db - Cup Backface Backing Diameter
105.92 mm
a - Effective Center Location3
-4.1 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
37200 N
C1 - Dynamic Radial Rating (1 million revolutions)5
143000 N
C0 - Static Radial Rating
186000 N
C6
24500 N
Factors
K - Factor7
1.52
e - ISO Factor8
0.38
Y - ISO Factor9
1.56
Y1 - ISO Factor10
1.75
Y2 - ISO Factor11
2.61
G1 - Heat Generation Factor (Roller-Raceway)
77.2
G2 - Heat Generation Factor (Rib-Roller End)
23
Cg - Geometry Factor12
0.108
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479 – 472A (K668182)
