NTN 30304CA
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
10000 RPM
Limiting Speed - Grease
7600 RPM
Style
Cone & Cup
Precision Rating
Class 0
Configuration
One
Lubrication
w/o Oil Hole
e (Axial Load Factor)
0.55
Y2 (Axial Load Factor)
1.10
Y0 (Axial Load Factor)
0.60
Static Load Rating
31000 N
Dynamic Load Rating
31000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
20.000 mm
D
52.000 mm
C
12.000 mm
B
16.000 mm
a (Effective Load Center)
2.750 mm
T
16.250 mm
r
1.500 mm
R
1.5 mm
da
28.5 mm
db
27.5 mm
Da
43.5 mm
Da min
39.5 mm
Db
48.0 mm
