NTN 30308D
Tapered Roller Set - Metric Series
(BRAND)：NTN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Technical Specifications
Type
Tapered Roller Bearing
Bore Type
Round
Material
Case Carburized Steel
Style
Cone & Cup
Precision Rating
Class 0
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.83
Y2 (Axial Load Factor)
0.73
Y0 (Axial Load Factor)
0.40
Static Load Rating
85500 N
Dynamic Load Rating
77000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
40.000 mm
D
90.000 mm
C
17.000 mm
B
23.000 mm
a (Effective Load Center)
4.250 mm
T
25.250 mm
r
1.500 mm
R
2.0 mm
da
50.0 mm
db
50.0 mm
Da
81.5 mm
Da min
71.0 mm
Db
86.5 mm
