NTN BNT014
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
21300 RPM
Limiting Speed - Grease
10600 RPM
Configuration
One
Factor
10.3
Static Load Rating
28100 N
Dynamic Load Rating
36000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
70.000 mm
D
110.000 mm
B
20.000 mm
d1
82.300 mm
d2
77.700 mm
D1
97.900 mm
r
1.100 mm
r1
0.600 mm
Contact Angle
15 º
a
22.200 mm
da min
77.000 mm
db min
74.500 mm
Da max
103.000 mm
ras max
1.000 mm
r1as max
0.600 mm
Double Row Width
40.000 mm
Triple Row Width
60.000 mm
Quadruple Row Width
80.000 mm
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