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Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement
MODEL 7309DB
$267.85 Each
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2B
1.9685 in
B (in)
0.9843
Ball Material
Steel
Ball material
Steel
Bore Type
Round
Bore type
Round
Cage Material
Steel
Cage material
Steel
Cage Type
Pressed
Cage type
Pressed
Configuration
Two
Contact angle
30 º
d (in)
1.7717
D (in)
3.9370
da min
2.1063 in
Db max
3.7205 in
Dynamic Load Rating
23200 lbf
Dynamic load rating
23200 lbf
Enclosure
Open
I.D.
45 mm
Limiting Speed - Grease
6200 RPM
Limiting speed - grease
6200 RPM
Limiting Speed - Oil
8200 RPM
Limiting speed - oil
8200 RPM
Material
High carbon chrome steel
O.D.
100 mm
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision
ISO class 0
r (in)
0.0591
r1
0.0394 in
r1as max
0.0394 in
ras max
0.0591 in
Static Load Rating
19800 lbf
Static load rating
19800 lbf
Type
Angular Contact Ball Bearing
Technical Specifications
Type | Angular Contact Ball Bearing |
Bore Type | Round |
Material | High Carbon Chrome Steel |
Cage Type | Pressed |
Cage Material | Steel |
Ball Material | Steel |
Limiting Speed - Oil | 8200 RPM |
Limiting Speed - Grease | 6200 RPM |
Precision | ISO Class 0 |
Configuration | Two |
Static Load Rating | 19800 lbf88000 N88.00 kN |
Dynamic Load Rating | 23200 lbf103000 N103.00 kN |
Enclosure | Open |
Weight | 3.655 lb1.658 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 1.7717 in45.000 mm |
D | 3.9370 in100.000 mm |
B | 0.9843 in25.000 mm |
2B | 1.9685 in50.000 mm |
r | 0.0591 in1.500 mm |
r1 | 0.0394 in1.000 mm |
Contact Angle | 30 |
da min | 2.1063 in53.500 mm |
Db max | 3.7205 in94.500 mm |
ras max | 0.0591 in1.500 mm |
r1as max | 0.0394 in1.000 mm |
#1132555
Brand
MRC Bearing
Model
309RDT1-1/2
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