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FAG 6311.2RSR.C3 deep groove ball bearing with 55mm bore and 120mm OD. Double sealed for contamination protection, C3 internal clearance for thermal expansion. Suitable for high-speed applications requiring low maintenance. Precision German engineering from Schaeffler.
MODEL 6311.2RSR.C3
$178.99 Each
Prices are subject to change
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Returnable:No
Bore Type
Straight
Cage Material
Steel
Closure Type
Double Sealed
Fillet Radius
2 mm
Finish Coating
Uncoated
I.D.
2.165
Internal Clearance
C3
Max Rpm
3600 rpm
O.D.
4.724
Operating Temperature Range
-30 to +110°C
Overall Width
29 mm
Precision Rating
ABEC 1 (ISO Class Normal)
Product Type
Radial & Deep Groove Ball Bearings
Radial Dynamic Load Capacity
81000 N
Radial Static Load Capacity
47500 N
Row Type Fill Slot
Single Row Non-Fill Slot
Series
63
Snap Ring Included
Without Snap Ring
Standards Met
DIN 625-1
Specifications
| Customs tariff number | 8482105056 |
| Manufacturer part number | 0167237320030 |
| Width (in) | 1.142 |
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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