NTN BNT003/GNP2
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
82700 RPM
Limiting Speed - Grease
41500 RPM
Precision
ISO Class 2
Configuration
One
Preload
Normal
Factor
9.0
Static Load Rating
2700 N
Dynamic Load Rating
5900 N
Enclosure
Open
Weight
0.036 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
17.000 mm
D
35.000 mm
B
10.000 mm
d1
22.200 mm
d2
20.200 mm
D1
29.600 mm
r
0.300 mm
r1
0.150 mm
Contact Angle
15 º
a
8.500 mm
da min
19.500 mm
db min
18.200 mm
Da max
32.500 mm
ras max
0.300 mm
r1as max
0.150 mm
Double Row Width
20.000 mm
Triple Row Width
30.000 mm
Quadruple Row Width
40.000 mm
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