NTN 02875/02820
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
02875
Cup Number
02420
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.45
Y2 (Axial Load Factor)
1.32
Static Load Rating
68000 N
Dynamic Load Rating
56500 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
B
31.750 mm
D
68.263 mm
Wo
17.463 mm
Wi
22.225 mm
W
22.225 mm
r
1.500 mm
R
3.5 mm
a (Effective Load Center)
-3.900 mm
U
45.5 mm
V
39.5 mm
X
63.0 mm
Z
59.0 mm
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