NTN 28985/28921
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
28985
Cup Number
28921
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.43
Y2 (Axial Load Factor)
1.41
Static Load Rating
134000 N
Dynamic Load Rating
90500 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
B
60.325 mm
D
100.000 mm
Wo
19.845 mm
Wi
25.400 mm
W
25.400 mm
r
3.300 mm
R
3.5 mm
a (Effective Load Center)
-2.500 mm
U
73.0 mm
V
67.0 mm
X
96.0 mm
Z
89.0 mm
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