NTN BNT907DTUP
Double 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
22000 RPM
Limiting Speed - Grease
16000 RPM
Seal Type
None
Seal Material
None
Precision
Special Precision
Configuration
Two
Factor
0.0
Static Load Rating
12600 N
Dynamic Load Rating
16300 N
Enclosure
Open
Weight
0.072 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
35.000 mm
D
55.000 mm
B
10.000 mm
2B
20.000 mm
d1
41.200 mm
d2
38.500 mm
D1
48.800 mm
r
0.600 mm
r1
0.300 mm
Contact Angle
15 º
da min
39.500 mm
db min
37.500 mm
Da max
50.500 mm
ras max
0.600 mm
r1as max
0.300 mm
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