NTN 495S/493
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
495S
Cup Number
493
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.44
Y2 (Axial Load Factor)
1.35
Static Load Rating
213000 N
Dynamic Load Rating
140000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
B
71.438 mm
D
136.525 mm
Wo
22.225 mm
Wi
29.769 mm
W
30.162 mm
r
3.300 mm
R
3.5 mm
a (Effective Load Center)
0.800 mm
U
88.0 mm
V
82.0 mm
X
130.0 mm
Z
122.0 mm
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