NTN 30211U
Tapered Roller Set - Metric Series
(BRAND)：NTN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Technical Specifications
Type
Tapered Roller Bearing
Bore Type
Round
Material
Through Hardened Steel
Limiting Speed - Oil
4900 RPM
Limiting Speed - Grease
3600 RPM
Style
Cone & Cup
Precision Rating
Class 0
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.40
Y2 (Axial Load Factor)
1.48
Y0 (Axial Load Factor)
0.81
Static Load Rating
111000 N
Dynamic Load Rating
93000 N
Enclosure
Open
Weight
0.714 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
55.000 mm
D
100.000 mm
C
18.000 mm
B
21.000 mm
a (Effective Load Center)
-1.750 mm
T
22.750 mm
r
1.500 mm
R
2.0 mm
da
65.0 mm
db
64.0 mm
Da
91.5 mm
Da min
88.0 mm
Db
94.0 mm
