NTN 18790/18720
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
18790
Cup Number
18720
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.41
Y2 (Axial Load Factor)
1.48
Static Load Rating
65000 N
Dynamic Load Rating
49500 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
B
50.800 mm
D
85.001 mm
Wo
13.495 mm
Wi
17.462 mm
W
17.462 mm
r
1.500 mm
R
3.5 mm
a (Effective Load Center)
-0.800 mm
U
62.0 mm
V
56.0 mm
X
80.0 mm
Z
77.0 mm
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