NTN 2580/2523
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
2580
Cup Number
2523
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.27
Y2 (Axial Load Factor)
2.19
Static Load Rating
81500 N
Dynamic Load Rating
69000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
B
31.750 mm
D
69.850 mm
Wo
19.050 mm
Wi
25.357 mm
W
23.812 mm
r
1.300 mm
R
0.8 mm
a (Effective Load Center)
-9.100 mm
U
38.5 mm
V
37.5 mm
X
64.0 mm
Z
61.0 mm
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