NTN BNT913
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
24000 RPM
Limiting Speed - Grease
12000 RPM
Configuration
One
Factor
10.9
Static Load Rating
13400 N
Dynamic Load Rating
15500 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
65.000 mm
D
90.000 mm
B
13.000 mm
d1
73.100 mm
d2
70.100 mm
D1
81.900 mm
r
1.000 mm
r1
0.600 mm
Contact Angle
15 º
a
17.000 mm
da min
70.500 mm
db min
69.500 mm
Da max
84.500 mm
ras max
1.000 mm
r1as max
0.600 mm
Double Row Width
26.000 mm
Triple Row Width
39.000 mm
Quadruple Row Width
52.000 mm
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