NTN 2879/2820
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
2879
Cup Number
2820
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.37
Y2 (Axial Load Factor)
1.63
Static Load Rating
75500 N
Dynamic Load Rating
62500 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
B
31.750 mm
D
73.025 mm
Wo
17.463 mm
Wi
23.812 mm
W
22.225 mm
r
3.300 mm
R
0.8 mm
a (Effective Load Center)
-5.500 mm
U
39.5 mm
V
38.5 mm
X
68.0 mm
Z
63.0 mm
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