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Single Angular Contact Ball Bearings for Motors and Lathes
MODEL BNT203/GNP4
$2,241.49 Each
Prices are subject to change
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Returnable:No
Ball Material
Steel
Bore Type
Round
Cage Material
Phenolic Resin
Cage Type
Machined
Configuration
One
Dynamic Load Rating
1920 lbf
Enclosure
Open
Factor
8.5
Limiting Speed - Grease
37000 RPM
Limiting Speed - Oil
74100 RPM
Material
High Carbon Chrome Steel
Operating Temperature Range
-40 to 250 °F
Precision
ISO Class 4
Preload
Normal
Static Load Rating
855 lbf
Type
Main Spindle Bearing
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 | 74100 RPM |
Limiting Speed - Grease | 37000 RPM |
Precision | ISO Class 4 |
Configuration | One |
Preload | Normal |
Factor | 8.5 |
Static Load Rating | 855 lbf3800 N3.80 kN |
Dynamic Load Rating | 1920 lbf8550 N8.55 kN |
Enclosure | Open |
Weight | 0.134 lb0.061 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 0.6693 in17.000 mm |
D | 1.5748 in40.000 mm |
B | 0.4724 in12.000 mm |
d1 | 0.9528 in24.200 mm |
d2 | 0.8425 in21.400 mm |
D1 | 1.3228 in33.600 mm |
r | 0.0236 in0.600 mm |
r1 | 0.0118 in0.300 mm |
Contact Angle | 15 |
a | 0.3898 in10.000 mm |
da min | 0.8465 in21.500 mm |
db min | 0.7677 in19.500 mm |
Da max | 1.3976 in35.500 mm |
ras max | 0.0236 in0.600 mm |
r1as max | 0.0118 in0.300 mm |
Double Row Width | 0.9449 in24.000 mm |
Triple Row Width | 1.4173 in36.000 mm |
Quadruple Row Width | 1.8898 in48.000 mm |
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