NTN 3187/3120
Tapered Roller Set - Inch Series and J Series
(BRAND)：NTN
(Availability)：In Stock
Technical Specifications
Type
Tapered Roller Bearing
Bore Type
Round
Material
Through Hardened Steel
Style
Cone & Cup
Precision Rating
Class 4
Cone Number
3187
Cup Number
3120
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.33
Y2 (Axial Load Factor)
1.80
Static Load Rating
98000 N
Dynamic Load Rating
84500 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
B
30.162 mm
D
72.626 mm
Wo
23.813 mm
Wi
29.997 mm
W
30.162 mm
r
3.300 mm
R
0.8 mm
a (Effective Load Center)
-9.900 mm
U
39.0 mm
V
38.5 mm
X
67.0 mm
Z
61.0 mm
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