NTN 687/672CD+ACB120
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
TDO
Precision Rating
Class 2
Cone Number
687
Cup Number
672CD
Configuration
Two
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.47
Y2 (Axial Load Factor)
1.28
Static Load Rating
390000 N
Dynamic Load Rating
245000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
B
101.600 mm
D
168.275 mm
Wo
69.850 mm
Wi
92.075 mm
r
0.800 mm
R
3.5 mm
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