NTN 28880/28820E1
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
28880
Cup Number
28820E1
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.32
Y2 (Axial Load Factor)
1.85
Static Load Rating
358000 N
Dynamic Load Rating
147000 N
Enclosure
Open
Weight
3.290 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
B
247.650 mm
D
304.800 mm
Wo
15.875 mm
Wi
22.225 mm
W
22.225 mm
r
1.500 mm
R
1.5 mm
a (Effective Load Center)
17.300 mm
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