NTN 45285/45220
Tapered Roller Set - Inch Series and J Series
(BRAND)：NTN
(Availability)：In Stock
Technical Specifications
Type
Tapered Roller Bearing
Bore Type
Round
Material
Case Carburized Steel
Style
Cone & Cup
Precision Rating
Class 4
Cone Number
45285
Cup Number
45220
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.33
Y2 (Axial Load Factor)
1.80
Static Load Rating
188000 N
Dynamic Load Rating
139000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
B
50.800 mm
D
104.775 mm
Wo
23.813 mm
Wi
30.958 mm
W
30.162 mm
r
3.300 mm
R
2.3 mm
a (Effective Load Center)
-8.100 mm
U
63.0 mm
V
59.0 mm
X
99.0 mm
Z
93.0 mm
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