NTN 3984/3925
Tapered Roller Set - Inch Series and J Series
(BRAND)：NTN
(Availability)：In Stock
Technical Specifications
Type
Tapered Roller Bearing
Bore Type
Round
Material
Through Hardened Steel
Style
Cone & Cup
Precision Rating
Class 4
Cone Number
3984
Cup Number
3925
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.40
Y2 (Axial Load Factor)
1.49
Static Load Rating
187000 N
Dynamic Load Rating
125000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
B
66.675 mm
D
112.712 mm
Wo
23.813 mm
Wi
30.048 mm
W
30.162 mm
r
0.800 mm
R
3.5 mm
a (Effective Load Center)
-4.600 mm
U
80.0 mm
V
74.0 mm
X
106.0 mm
Z
101.0 mm
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