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Rollway 6318 2RS 90 mm Bore Size, 190 mm Outside Diameter, Radial Ball Bearing, Straight Bore, Sealed, 52100 Bearing Steel, Normal Radial Clearance 90 mm Bore Size, 190 mm Outside Diameter, Radial Ball Bearing, Straight Bore, Sealed, 52100 Bearing Steel, Normal Radial Clearance
MODEL 6318 2RS
Contact supplier for technical support on: 800-626-2120
$1,001.45 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable:No
Bore Size (mm)
90
Bore Type
Straight
Cage Material
Steel
Duplexing
No
Dynamic Load Rating (kN)
143
Dynamic Load Rating (lb)
32148
Full Complement/Caged
Caged
Height
7.48
Length
7.48
Material
52100 Bearing Steel
Misalignment
No
Number of Rows
1
O.D. (mm)
190
Overall Width (mm)
43
Platform
Deep Groove Ball Bearing
Radial Clearance
Normal
Rolling Element
Ball
Seal Type
Rubber Lip
Sealed
Sealed - Both Sides
Series
6300
Speed (Max) Grease (rpm)
3400
Static Load Rating (kN)
107
Static Load Rating (lb)
24055
Width
1.69
| Product Line | Single Row Deep Groove |
|---|---|
| Bore Dia (mm) | 90 |
| Series | 6300 |
| Version | 2RS - 2 Seals |
| Radial Clearance | Normal |
| Sale Qty Multiple: | 1 |
|---|---|
| Packaged Length: | 7.87 |
| Packaged Width: | 7.87 |
| Packaged Height: | 1.97 |
| No. Links/Ft. : | 0 |
| Product Line: | Single Row Deep Groove |
| Bore Dia (mm): | 90 |
| Series: | 6300 |
| Version: | 2RS - 2 Seals |
| Radial Clearance: | Normal |
Dimensions
| Part No | 6318 2RS |
|---|---|
| Description | 6318 2RS |
| d | 90mm (3.5433 inch) |
| D | 190mm (7.4803 inch) |
| B | 43mm (1.6929 inch) |
| Basic Dynamic Rating Cr | 143kN (32148 pounds) |
| Basic Static Rating Cor | 107kN (24055 pounds) |
| Limiting Speed Grease (RPM) | 3, 400 |
| rs (min) | 3mm (0.1181 inch) |
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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