NTN BNT216
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
17200 RPM
Limiting Speed - Grease
8600 RPM
Configuration
One
Factor
9.7
Static Load Rating
50500 N
Dynamic Load Rating
71000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
80.000 mm
D
140.000 mm
B
26.000 mm
d1
98.100 mm
d2
90.400 mm
D1
122.000 mm
r
2.000 mm
r1
1.000 mm
Contact Angle
15 º
a
27.900 mm
da min
90.000 mm
db min
85.500 mm
Da max
130.000 mm
ras max
2.000 mm
r1as max
1.000 mm
Double Row Width
52.000 mm
Triple Row Width
78.000 mm
Quadruple Row Width
104.000 mm
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