NTN BNT213
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
20400 RPM
Limiting Speed - Grease
10300 RPM
Configuration
One
Factor
9.5
Static Load Rating
36000 N
Dynamic Load Rating
53500 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
65.000 mm
D
120.000 mm
B
23.000 mm
d1
82.500 mm
d2
75.300 mm
D1
102.500 mm
r
1.500 mm
r1
1.000 mm
Contact Angle
15 º
a
24.100 mm
da min
73.500 mm
db min
70.500 mm
Da max
11.500 mm
ras max
1.500 mm
r1as max
1.000 mm
Double Row Width
46.000 mm
Triple Row Width
69.000 mm
Quadruple Row Width
92.000 mm
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