NTN 4T-LL639249/LL63#01
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
LL639249
Cup Number
LL639210
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.42
Y2 (Axial Load Factor)
1.44
Static Load Rating
330000 N
Dynamic Load Rating
160000 N
Enclosure
Open
Weight
2.070 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
B
196.850 mm
D
241.300 mm
Wo
17.462 mm
Wi
23.017 mm
W
23.812 mm
r
1.500 mm
R
1.5 mm
a (Effective Load Center)
17.300 mm
U
205.0 mm
V
203.0 mm
X
236.0 mm
Z
232.0 mm
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