NTN BNT007/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
40200 RPM
Limiting Speed - Grease
20100 RPM
Precision
ISO Class 2
Configuration
One
Preload
Normal
Factor
9.8
Static Load Rating
8950 N
Dynamic Load Rating
14600 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
35.000 mm
D
62.000 mm
B
14.000 mm
d1
43.400 mm
d2
40.200 mm
D1
53.800 mm
r
1.000 mm
r1
0.600 mm
Contact Angle
15 º
a
13.600 mm
da min
40.500 mm
db min
39.500 mm
Da max
56.500 mm
ras max
1.000 mm
r1as max
0.600 mm
Double Row Width
28.000 mm
Triple Row Width
42.000 mm
Quadruple Row Width
56.000 mm
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