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Double Angular Contact Ball Bearing for Motors and Lathes - Tandem Arrangement
MODEL BNT209DTUP
$5,575.67 Each
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2B
1.4961 in
B (in)
0.7480
Ball Material
Steel
Ball material
Steel
Bore Type
Round
Bore type
Round
Cage Material
Phenolic Resin
Cage material
Phenolic resin
Cage Type
Machined
Cage type
Machined
Configuration
Two
Contact angle
15 º
D (in)
3.3465
d (in)
1.7717
D1
2.8740 in
d1
2.2559 in
d2
2.0433 in
Da max
3.0709 in
da min
2.0472 in
db min
1.9488 in
Dynamic Load Rating
11400 lbf
Dynamic load rating
11400 lbf
Enclosure
Open
Factor
0.0
Limiting Speed - Grease
11000 RPM
Limiting speed - grease
11000 RPM
Limiting Speed - Oil
15000 RPM
Limiting speed - oil
15000 RPM
Material
High carbon chrome steel
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision
Special precision
r (in)
0.0433
r1
0.0236 in
r1as max
0.0236 in
ras max
0.0394 in
Seal material
None
Seal type
None
Static Load Rating
8450 lbf
Static load rating
8450 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 | 15000 RPM |
Limiting Speed - Grease | 11000 RPM |
Seal Type | None |
Seal Material | None |
Precision | Special Precision |
Configuration | Two |
Factor | 0.0 |
Static Load Rating | 8450 lbf37500 N37.50 kN |
Dynamic Load Rating | 11400 lbf50500 N50.50 kN |
Enclosure | Open |
Weight | 1.786 lb0.810 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 1.7717 in45.000 mm |
D | 3.3465 in85.000 mm |
B | 0.7480 in19.000 mm |
2B | 1.4961 in38.000 mm |
d1 | 2.2559 in57.300 mm |
d2 | 2.0433 in51.900 mm |
D1 | 2.8740 in73.000 mm |
r | 0.0433 in1.100 mm |
r1 | 0.0236 in0.600 mm |
Contact Angle | 15 |
da min | 2.0472 in52.000 mm |
db min | 1.9488 in49.500 mm |
Da max | 3.0709 in78.000 mm |
ras max | 0.0394 in1.000 mm |
r1as max | 0.0236 in0.600 mm |
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