NTN BNT214
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
19400 RPM
Limiting Speed - Grease
9700 RPM
Configuration
One
Factor
9.6
Static Load Rating
39500 N
Dynamic Load Rating
58000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
70.000 mm
D
125.000 mm
B
24.000 mm
d1
87.000 mm
d2
79.500 mm
D1
108.000 mm
r
1.500 mm
r1
1.000 mm
Contact Angle
15 º
a
25.200 mm
da min
78.500 mm
db min
75.500 mm
Da max
116.500 mm
ras max
1.500 mm
r1as max
1.000 mm
Double Row Width
48.000 mm
Triple Row Width
72.000 mm
Quadruple Row Width
96.000 mm
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