NTN 7301
Single Angular Contact Ball Bearings
(BRAND)：NTN
(Availability)：In Stock
Technical Specifications
Type
Angular Contact Ball Bearing
Bore Type
Round
Material
High Carbon Chrome Steel
Cage Type
Pressed
Cage Material
Steel
Ball Material
Steel
Limiting Speed - Oil
30000 RPM
Limiting Speed - Grease
23000 RPM
Precision
ISO Class 0
Configuration
One
Static Load Rating
5250 N
Dynamic Load Rating
11200 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
12.000 mm
D
37.000 mm
B
12.000 mm
r
1.000 mm
r1
0.600 mm
Contact Angle
30 º
a (Load Center)
13.000 mm
da min
17.500 mm
db min
16.500 mm
Da max
31.500 mm
Db max
32.500 mm
ras max
1.000 mm
r1as max
0.600 mm
Double Row Width
24.000 mm
Triple Row Width
36.000 mm
Quadruple Row Width
48.000 mm
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