NTN 615/612
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
615
Cup Number
612
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.31
Y2 (Axial Load Factor)
1.91
Static Load Rating
243000 N
Dynamic Load Rating
189000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
B
44.450 mm
D
120.650 mm
Wo
31.750 mm
Wi
41.275 mm
W
41.275 mm
r
3.300 mm
R
3.5 mm
a (Effective Load Center)
-14.000 mm
U
62.0 mm
V
56.0 mm
X
110.0 mm
Z
105.0 mm
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