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FAG BSB2047-SU Single Direction Thrust Ball Bearing
MODEL BSB2047-SU
$253.52 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable:No
Contact angle
60 °
Current
0A
I.D.
0.984
Limiting speed for grease lubrication
6200 1/min n G Fett
Mass
0, 13 kg m
O.D.
2.441
Preload force of locknuts
8980 N
Specifications
| Tolerance: -0, 005 | 20 mm | d |
|---|---|---|
| Tolerance: -0, 006 | 47 mm | D |
| Tolerance: -0, 12 | 15 mm | B |
| Contact angle | 60 ° | |
|---|---|---|
| D 1 | 34, 5 mm | |
| D 2 | 43 mm | |
| For bearings in O arrangementTolerance: H12 | 43 mm | D a |
| For bearings in X arrangementTolerance: H12 | 43 mm | D a |
| d 1 | 26, 8 mm | |
| d 2 | 37 mm | |
| For bearings in O arrangementTolerance: h12 | 27 mm | d a |
| For bearings in X arrangementTolerance: h12 | 26 mm | d a |
| r 1 min | 0, 6 mm | |
| r min | 1 mm |
| Mass | 0, 13 kg | m |
|---|---|---|
| Basic dynamic load rating, axial | 26000 N | C a |
| Basic static load rating, axial | 47000 N | C 0a |
| Limiting speed for grease lubrication | 6200 1/min | n G Fett |
| Practically relevant limiting speedFor applications in machine tools | 5400 1/min | n G Fett |
| Axial rigidityValid for matched pair of bearings in O or X arrangement | 764 N/µm | c aL |
| Bearing frictional torqueBased on a preloaded bearing set comprising two sealed and greased bearings. | 0, 2 Nm | M RL |
| Axial runout | 2 µm | |
| Designation of recommended INA locknut (to be ordered separately)For bearings in O arrangement; support for high inner ring shoulder | ZM20 | |
| Designation of recommended INA locknut (to be ordered separately)For bearings in O arrangement; support for high inner ring shoulder | AM20 | |
| Designation of recommended INA locknut (to be ordered separately)For bearings in X arrangement; support for low inner ring shoulder | ZM20 | |
| Designation of recommended INA locknut (to be ordered separately)For bearings in X arrangement; support for low inner ring shoulder | AM20 | |
| Tightening torqueOnly valid in conjunction with INA precision locknuts | 18 Nm | M A |
| Preload force of locknuts | 8980 N | |
| Other sizes available by agreement. |
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
What is the difference between deep groove and angular contact ball bearings?
Deep groove ball bearings are the most common type. They’re designed to handle mainly radial loads, but they can also take some axial load in both directions. They’re simple, versatile, and used in everything from motors to conveyors. Angular contact ball bearings are built for combined loads, especially where there’s significant axial force in one direction. They’re often used in pairs and are common in higher precision or higher load applications like pumps and gearboxes. If your load is mostly radial, go deep groove. If axial load matters more, angular contact is usually the better choice.
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