NTN BNT201
Single Angular Contact Ball Bearings for Motors and Lathes
(BRAND)：NTN
(Availability)：In Stock
Technical Specifications
Type
Main Spindle Bearing
Bore Type
Round
Material
High Carbon Chrome Steel
Cage Type
Machined
Cage Material
Phenolic Resin
Ball Material
Steel
Limiting Speed - Oil
97000 RPM
Limiting Speed - Grease
48400 RPM
Configuration
One
Factor
8.5
Static Load Rating
2280 N
Dynamic Load Rating
5400 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
12.000 mm
D
32.000 mm
B
10.000 mm
d1
18.400 mm
d2
16.500 mm
D1
26.000 mm
r
0.600 mm
r1
0.300 mm
Contact Angle
15 º
a
8.000 mm
da min
16.500 mm
db min
14.500 mm
Da max
27.500 mm
ras max
0.600 mm
r1as max
0.300 mm
Double Row Width
20.000 mm
Triple Row Width
30.000 mm
Quadruple Row Width
40.000 mm
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